From 55dc93d3defae027822c010ee04dd9ab8255ef3e Mon Sep 17 00:00:00 2001
From: GitHub Actions <actions@github.com>
Date: Tue, 10 Oct 2023 00:18:41 +0000
Subject: [PATCH] site deploy

Auto-generated via {sandpaper}
Source  : b12537c326a89c2aeddd598655fc08136af75489
Branch  : md-outputs
Author  : GitHub Actions <actions@github.com>
Time    : 2023-10-10 00:18:25 +0000
Message : markdown source builds

Auto-generated via {sandpaper}
Source  : a8d31575055510079afef06636834ac6e81d9692
Branch  : main
Author  : fherreazcue <francisco.herreazcue@gmail.com>
Time    : 2023-06-13 14:17:23 +0000
Message : Renamed repo and updated url and source in config.yaml
---
 404.html                                  |  8 +--
 CODE_OF_CONDUCT.html                      | 10 +--
 LICENSE.html                              | 10 +--
 advanced-containers.html                  | 18 +++---
 aio.html                                  | 76 +++++++++++------------
 creating-container-images.html            | 16 ++---
 docker-cli.html                           | 10 +--
 docker-desktop.html                       | 52 ++++++++--------
 docker-hub.html                           | 10 +--
 images.html                               |  8 +--
 index.html                                |  8 +--
 instructor-notes.html                     |  8 +--
 instructor/404.html                       |  8 +--
 instructor/CODE_OF_CONDUCT.html           | 10 +--
 instructor/LICENSE.html                   | 10 +--
 instructor/advanced-containers.html       | 18 +++---
 instructor/aio.html                       | 76 +++++++++++------------
 instructor/creating-container-images.html | 16 ++---
 instructor/docker-cli.html                | 10 +--
 instructor/docker-desktop.html            | 52 ++++++++--------
 instructor/docker-hub.html                | 10 +--
 instructor/images.html                    |  8 +--
 instructor/index.html                     |  8 +--
 instructor/instructor-notes.html          |  8 +--
 instructor/introduction.html              | 10 +--
 instructor/key-points.html                |  8 +--
 instructor/profiles.html                  |  8 +--
 introduction.html                         | 10 +--
 key-points.html                           |  8 +--
 md5sum.txt                                | 28 ++++-----
 pkgdown.yml                               |  2 +-
 profiles.html                             |  8 +--
 32 files changed, 275 insertions(+), 275 deletions(-)

diff --git a/404.html b/404.html
index fde994a0..9262f059 100644
--- a/404.html
+++ b/404.html
@@ -292,8 +292,8 @@ <h1>Page not found</h1>
         
         <p><a href="https://creativecommons.org/licenses/by-sa/4.0/" class="external-link">Template licensed under CC-BY 4.0</a> by <a href="https://carpentries.org" class="external-link">The Carpentries</a></p>
         <p>Built with <a href="https://github.com/carpentries/sandpaper/tree/0.14.0" class="external-link">sandpaper (0.14.0)</a>,
-        <a href="https://github.com/carpentries/pegboard/tree/0.7.0" class="external-link">pegboard (0.7.0)</a>,
-      and <a href="https://github.com/carpentries/varnish/tree/0.3.0" class="external-link">varnish (0.3.0)</a>.</p>
+        <a href="https://github.com/carpentries/pegboard/tree/0.7.1" class="external-link">pegboard (0.7.1)</a>,
+      and <a href="https://github.com/carpentries/varnish/tree/0.3.1" class="external-link">varnish (0.3.1)</a>.</p>
 			</div>
 		</footer></div> <!-- / div.container -->
 	<div id="to-top">
@@ -314,8 +314,8 @@ <h1>Page not found</h1>
   "url": "https://uomresearchit.github.io/docker-introduction/404.html",
   "identifier": "https://uomresearchit.github.io/docker-introduction/404.html",
   "dateCreated": "2015-04-18",
-  "dateModified": "2023-10-03",
-  "datePublished": "2023-10-03"
+  "dateModified": "2023-10-10",
+  "datePublished": "2023-10-10"
 }
 
   </script><script>
diff --git a/CODE_OF_CONDUCT.html b/CODE_OF_CONDUCT.html
index a5adc99c..de275889 100644
--- a/CODE_OF_CONDUCT.html
+++ b/CODE_OF_CONDUCT.html
@@ -255,7 +255,7 @@ <h2 class="accordion-header" id="flush-headingTwelve">
       </div>
       <hr></nav><main id="main-content" class="main-content"><div class="container lesson-content">
         <h1>Contributor Code of Conduct</h1>
-        <p> Last updated on 2023-10-03 | 
+        <p> Last updated on 2023-10-10 | 
         
         <a href="https://github.com/UoMResearchIT/docker-introduction/edit/main/CODE_OF_CONDUCT.md" class="external-link">Edit this page <i aria-hidden="true" data-feather="edit"></i></a></p>
         
@@ -313,8 +313,8 @@ <h1>Contributor Code of Conduct</h1>
         
         <p><a href="https://creativecommons.org/licenses/by-sa/4.0/" class="external-link">Template licensed under CC-BY 4.0</a> by <a href="https://carpentries.org" class="external-link">The Carpentries</a></p>
         <p>Built with <a href="https://github.com/carpentries/sandpaper/tree/0.14.0" class="external-link">sandpaper (0.14.0)</a>,
-        <a href="https://github.com/carpentries/pegboard/tree/0.7.0" class="external-link">pegboard (0.7.0)</a>,
-      and <a href="https://github.com/carpentries/varnish/tree/0.3.0" class="external-link">varnish (0.3.0)</a>.</p>
+        <a href="https://github.com/carpentries/pegboard/tree/0.7.1" class="external-link">pegboard (0.7.1)</a>,
+      and <a href="https://github.com/carpentries/varnish/tree/0.3.1" class="external-link">varnish (0.3.1)</a>.</p>
 			</div>
 		</footer></div> <!-- / div.container -->
 	<div id="to-top">
@@ -335,8 +335,8 @@ <h1>Contributor Code of Conduct</h1>
   "url": "https://uomresearchit.github.io/docker-introduction/CODE_OF_CONDUCT.html",
   "identifier": "https://uomresearchit.github.io/docker-introduction/CODE_OF_CONDUCT.html",
   "dateCreated": "2015-04-18",
-  "dateModified": "2023-10-03",
-  "datePublished": "2023-10-03"
+  "dateModified": "2023-10-10",
+  "datePublished": "2023-10-10"
 }
 
   </script><script>
diff --git a/LICENSE.html b/LICENSE.html
index 05626609..7a1bce5f 100644
--- a/LICENSE.html
+++ b/LICENSE.html
@@ -255,7 +255,7 @@ <h2 class="accordion-header" id="flush-headingTwelve">
       </div>
       <hr></nav><main id="main-content" class="main-content"><div class="container lesson-content">
         <h1>Licenses</h1>
-        <p> Last updated on 2023-10-03 | 
+        <p> Last updated on 2023-10-10 | 
         
         <a href="https://github.com/UoMResearchIT/docker-introduction/edit/main/LICENSE.md" class="external-link">Edit this page <i aria-hidden="true" data-feather="edit"></i></a></p>
         
@@ -364,8 +364,8 @@ <h1>Licenses</h1>
         
         <p><a href="https://creativecommons.org/licenses/by-sa/4.0/" class="external-link">Template licensed under CC-BY 4.0</a> by <a href="https://carpentries.org" class="external-link">The Carpentries</a></p>
         <p>Built with <a href="https://github.com/carpentries/sandpaper/tree/0.14.0" class="external-link">sandpaper (0.14.0)</a>,
-        <a href="https://github.com/carpentries/pegboard/tree/0.7.0" class="external-link">pegboard (0.7.0)</a>,
-      and <a href="https://github.com/carpentries/varnish/tree/0.3.0" class="external-link">varnish (0.3.0)</a>.</p>
+        <a href="https://github.com/carpentries/pegboard/tree/0.7.1" class="external-link">pegboard (0.7.1)</a>,
+      and <a href="https://github.com/carpentries/varnish/tree/0.3.1" class="external-link">varnish (0.3.1)</a>.</p>
 			</div>
 		</footer></div> <!-- / div.container -->
 	<div id="to-top">
@@ -386,8 +386,8 @@ <h1>Licenses</h1>
   "url": "https://uomresearchit.github.io/docker-introduction/LICENSE.html",
   "identifier": "https://uomresearchit.github.io/docker-introduction/LICENSE.html",
   "dateCreated": "2015-04-18",
-  "dateModified": "2023-10-03",
-  "datePublished": "2023-10-03"
+  "dateModified": "2023-10-10",
+  "datePublished": "2023-10-10"
 }
 
   </script><script>
diff --git a/advanced-containers.html b/advanced-containers.html
index 6d348f1a..c8656609 100644
--- a/advanced-containers.html
+++ b/advanced-containers.html
@@ -269,7 +269,7 @@ <h2 class="accordion-header" id="flush-headingTwelve">
       </div>
       <hr></nav><main id="main-content" class="main-content"><div class="container lesson-content">
         <h1>Creating More Complex Container Images</h1>
-        <p> Last updated on 2023-10-03 | 
+        <p> Last updated on 2023-10-10 | 
         
         <a href="https://github.com/UoMResearchIT/docker-introduction/edit/main/episodes/advanced-containers.Rmd" class="external-link">Edit this page <i aria-hidden="true" data-feather="edit"></i></a></p>
         
@@ -479,7 +479,7 @@ <h4 class="accordion-header" id="headingSolution1">
   Show me the solution
   </h4>
 </button>
-<div id="collapseSolution1" class="accordion-collapse collapse" aria-labelledby="headingSolution1" data-bs-parent="#accordionSolution1">
+<div id="collapseSolution1" class="accordion-collapse collapse" data-bs-parent="#accordionSolution1" aria-labelledby="headingSolution1">
 <div class="accordion-body">
 <p>This script comes from <a href="https://wiki.python.org/moin/SimplePrograms" class="external-link">the Python Wiki</a>
 and is set to add all numbers that are passed to it as arguments.</p>
@@ -508,7 +508,7 @@ <h4 class="accordion-header" id="headingSolution2">
   Show me the solution
   </h4>
 </button>
-<div id="collapseSolution2" class="accordion-collapse collapse" aria-labelledby="headingSolution2" data-bs-parent="#accordionSolution2">
+<div id="collapseSolution2" class="accordion-collapse collapse" data-bs-parent="#accordionSolution2" aria-labelledby="headingSolution2">
 <div class="accordion-body">
 <p>Here’s a breakdown of each piece of the command above</p>
 <ul><li>
@@ -552,7 +552,7 @@ <h4 class="accordion-header" id="headingSolution3">
   Show me the solution
   </h4>
 </button>
-<div id="collapseSolution3" class="accordion-collapse collapse" aria-labelledby="headingSolution3" data-bs-parent="#accordionSolution3">
+<div id="collapseSolution3" class="accordion-collapse collapse" data-bs-parent="#accordionSolution3" aria-labelledby="headingSolution3">
 <div class="accordion-body">
 <p>The docker command to run the container interactively is:</p>
 <div class="codewrapper sourceCode" id="cb8">
@@ -657,7 +657,7 @@ <h4 class="accordion-header" id="headingSolution4">
   Show me the solution
   </h4>
 </button>
-<div id="collapseSolution4" class="accordion-collapse collapse" aria-labelledby="headingSolution4" data-bs-parent="#accordionSolution4">
+<div id="collapseSolution4" class="accordion-collapse collapse" data-bs-parent="#accordionSolution4" aria-labelledby="headingSolution4">
 <div class="accordion-body">
 <p>You can start the container interactively like so:</p>
 <div class="codewrapper sourceCode" id="cb14">
@@ -918,8 +918,8 @@ <h3 class="callout-title">Keypoints<a class="anchor" aria-label="anchor" href="#
         
         <p><a href="https://creativecommons.org/licenses/by-sa/4.0/" class="external-link">Template licensed under CC-BY 4.0</a> by <a href="https://carpentries.org" class="external-link">The Carpentries</a></p>
         <p>Built with <a href="https://github.com/carpentries/sandpaper/tree/0.14.0" class="external-link">sandpaper (0.14.0)</a>,
-        <a href="https://github.com/carpentries/pegboard/tree/0.7.0" class="external-link">pegboard (0.7.0)</a>,
-      and <a href="https://github.com/carpentries/varnish/tree/0.3.0" class="external-link">varnish (0.3.0)</a>.</p>
+        <a href="https://github.com/carpentries/pegboard/tree/0.7.1" class="external-link">pegboard (0.7.1)</a>,
+      and <a href="https://github.com/carpentries/varnish/tree/0.3.1" class="external-link">varnish (0.3.1)</a>.</p>
 			</div>
 		</footer></div> <!-- / div.container -->
 	<div id="to-top">
@@ -940,8 +940,8 @@ <h3 class="callout-title">Keypoints<a class="anchor" aria-label="anchor" href="#
   "url": "https://uomresearchit.github.io/docker-introduction/advanced-containers.html",
   "identifier": "https://uomresearchit.github.io/docker-introduction/advanced-containers.html",
   "dateCreated": "2015-04-18",
-  "dateModified": "2023-10-03",
-  "datePublished": "2023-10-03"
+  "dateModified": "2023-10-10",
+  "datePublished": "2023-10-10"
 }
 
   </script><script>
diff --git a/aio.html b/aio.html
index 5a67b49c..ec2ce09c 100644
--- a/aio.html
+++ b/aio.html
@@ -304,7 +304,7 @@ <h2 class="accordion-header" id="flush-headingTwelve">
         
 <section id="aio-introduction"><p>Content from <a href="introduction.html">Introducing Containers</a></p>
 <hr>
-<p> Last updated on 2023-10-03 | 
+<p> Last updated on 2023-10-10 | 
         
         <a href="https://github.com/UoMResearchIT/docker-introduction/edit/main/episodes/introduction.Rmd" class="external-link">Edit this page <i aria-hidden="true" data-feather="edit"></i></a></p>
 <div class="text-end">
@@ -601,7 +601,7 @@ <h3 class="callout-title">Keypoints<a class="anchor" aria-label="anchor" href="#
 </div>
 </section></section><section id="aio-docker-hub"><p>Content from <a href="docker-hub.html">The Docker Hub</a></p>
 <hr>
-<p> Last updated on 2023-10-03 | 
+<p> Last updated on 2023-10-10 | 
         
         <a href="https://github.com/UoMResearchIT/docker-introduction/edit/main/episodes/docker-hub.Rmd" class="external-link">Edit this page <i aria-hidden="true" data-feather="edit"></i></a></p>
 <div class="text-end">
@@ -862,7 +862,7 @@ <h3 class="callout-title">Keypoints<a class="anchor" aria-label="anchor" href="#
 </div>
 </section></section><section id="aio-docker-desktop"><p>Content from <a href="docker-desktop.html">Docker Desktop</a></p>
 <hr>
-<p> Last updated on 2023-10-03 | 
+<p> Last updated on 2023-10-10 | 
         
         <a href="https://github.com/UoMResearchIT/docker-introduction/edit/main/episodes/docker-desktop.Rmd" class="external-link">Edit this page <i aria-hidden="true" data-feather="edit"></i></a></p>
 <div class="text-end">
@@ -987,7 +987,7 @@ <h4 class="accordion-header" id="headingSolution1">
   Logs tab
   </h4>
 </button>
-<div id="collapseSolution1" class="accordion-collapse collapse" aria-labelledby="headingSolution1" data-bs-parent="#accordionSolution1">
+<div id="collapseSolution1" class="accordion-collapse collapse" data-bs-parent="#accordionSolution1" aria-labelledby="headingSolution1">
 <div class="accordion-body">
 <figure><img src="fig/docker-desktop/11_hello_log.png" alt="Logs tab in container from hello-world image." class="figure mx-auto d-block"></figure>
 </div>
@@ -1001,7 +1001,7 @@ <h4 class="accordion-header" id="headingSolution2">
   Inspect tab
   </h4>
 </button>
-<div id="collapseSolution2" class="accordion-collapse collapse" aria-labelledby="headingSolution2" data-bs-parent="#accordionSolution2">
+<div id="collapseSolution2" class="accordion-collapse collapse" data-bs-parent="#accordionSolution2" aria-labelledby="headingSolution2">
 <div class="accordion-body">
 <figure><img src="fig/docker-desktop/12_hello_inspect.png" alt="Inspect tab in container from hello-world image." class="figure mx-auto d-block"></figure>
 </div>
@@ -1015,7 +1015,7 @@ <h4 class="accordion-header" id="headingSolution3">
   Terminal tab
   </h4>
 </button>
-<div id="collapseSolution3" class="accordion-collapse collapse" aria-labelledby="headingSolution3" data-bs-parent="#accordionSolution3">
+<div id="collapseSolution3" class="accordion-collapse collapse" data-bs-parent="#accordionSolution3" aria-labelledby="headingSolution3">
 <div class="accordion-body">
 <figure><img src="fig/docker-desktop/14_hello_terminal.png" alt="Terminal tab in container from hello-world image." class="figure mx-auto d-block"></figure>
 </div>
@@ -1029,7 +1029,7 @@ <h4 class="accordion-header" id="headingSolution4">
   Stats tab
   </h4>
 </button>
-<div id="collapseSolution4" class="accordion-collapse collapse" aria-labelledby="headingSolution4" data-bs-parent="#accordionSolution4">
+<div id="collapseSolution4" class="accordion-collapse collapse" data-bs-parent="#accordionSolution4" aria-labelledby="headingSolution4">
 <div class="accordion-body">
 <figure><img src="fig/docker-desktop/13_hello_stats.png" alt="Stats tab in container from hello-world image." class="figure mx-auto d-block"></figure>
 </div>
@@ -1077,7 +1077,7 @@ <h4 class="accordion-header" id="headingSolution5">
   Logs tab
   </h4>
 </button>
-<div id="collapseSolution5" class="accordion-collapse collapse" aria-labelledby="headingSolution5" data-bs-parent="#accordionSolution5">
+<div id="collapseSolution5" class="accordion-collapse collapse" data-bs-parent="#accordionSolution5" aria-labelledby="headingSolution5">
 <div class="accordion-body">
 <figure><img src="fig/docker-desktop/18_gettingstarted_log.png" alt="Logs tab in container from getting-started image." class="figure mx-auto d-block"></figure>
 </div>
@@ -1091,7 +1091,7 @@ <h4 class="accordion-header" id="headingSolution6">
   Inspect tab
   </h4>
 </button>
-<div id="collapseSolution6" class="accordion-collapse collapse" aria-labelledby="headingSolution6" data-bs-parent="#accordionSolution6">
+<div id="collapseSolution6" class="accordion-collapse collapse" data-bs-parent="#accordionSolution6" aria-labelledby="headingSolution6">
 <div class="accordion-body">
 <figure><img src="fig/docker-desktop/19_gettingstarted_inspect.png" alt="Inspect tab in container from getting-started image." class="figure mx-auto d-block"></figure>
 </div>
@@ -1105,7 +1105,7 @@ <h4 class="accordion-header" id="headingSolution7">
   Terminal tab
   </h4>
 </button>
-<div id="collapseSolution7" class="accordion-collapse collapse" aria-labelledby="headingSolution7" data-bs-parent="#accordionSolution7">
+<div id="collapseSolution7" class="accordion-collapse collapse" data-bs-parent="#accordionSolution7" aria-labelledby="headingSolution7">
 <div class="accordion-body">
 <figure><img src="fig/docker-desktop/20_gettingstarted_terminal.png" alt="Terminal tab in container from getting-started image." class="figure mx-auto d-block"></figure>
 </div>
@@ -1119,7 +1119,7 @@ <h4 class="accordion-header" id="headingSolution8">
   Stats tab
   </h4>
 </button>
-<div id="collapseSolution8" class="accordion-collapse collapse" aria-labelledby="headingSolution8" data-bs-parent="#accordionSolution8">
+<div id="collapseSolution8" class="accordion-collapse collapse" data-bs-parent="#accordionSolution8" aria-labelledby="headingSolution8">
 <div class="accordion-body">
 <figure><img src="fig/docker-desktop/21_gettingstarted_stats.png" alt="Stats tab in container from getting-started image." class="figure mx-auto d-block"></figure>
 </div>
@@ -1151,7 +1151,7 @@ <h4 class="accordion-header" id="headingSolution9">
   Installing htop
   </h4>
 </button>
-<div id="collapseSolution9" class="accordion-collapse collapse" aria-labelledby="headingSolution9" data-bs-parent="#accordionSolution9">
+<div id="collapseSolution9" class="accordion-collapse collapse" data-bs-parent="#accordionSolution9" aria-labelledby="headingSolution9">
 <div class="accordion-body">
 <figure><img src="fig/docker-desktop/24_gettingstarted_htop.png" alt="Terminal, installing htop inside getting-started container." class="figure mx-auto d-block"></figure>
 </div>
@@ -1165,7 +1165,7 @@ <h4 class="accordion-header" id="headingSolution10">
   Running htop
   </h4>
 </button>
-<div id="collapseSolution10" class="accordion-collapse collapse" aria-labelledby="headingSolution10" data-bs-parent="#accordionSolution10">
+<div id="collapseSolution10" class="accordion-collapse collapse" data-bs-parent="#accordionSolution10" aria-labelledby="headingSolution10">
 <div class="accordion-body">
 <figure><img src="fig/docker-desktop/25_gettingstarted_htop2.png" alt="Terminal, running htop inside getting-started container." class="figure mx-auto d-block"></figure>
 </div>
@@ -1184,7 +1184,7 @@ <h4 class="accordion-header" id="headingSolution11">
   Terminal tab
   </h4>
 </button>
-<div id="collapseSolution11" class="accordion-collapse collapse" aria-labelledby="headingSolution11" data-bs-parent="#accordionSolution11">
+<div id="collapseSolution11" class="accordion-collapse collapse" data-bs-parent="#accordionSolution11" aria-labelledby="headingSolution11">
 <div class="accordion-body">
 <figure><img src="fig/docker-desktop/26_gettingstarted_exited_t.png" alt="Terminal tab in container from stopped getting-started image." class="figure mx-auto d-block"></figure>
 </div>
@@ -1198,7 +1198,7 @@ <h4 class="accordion-header" id="headingSolution12">
   Stats tab
   </h4>
 </button>
-<div id="collapseSolution12" class="accordion-collapse collapse" aria-labelledby="headingSolution12" data-bs-parent="#accordionSolution12">
+<div id="collapseSolution12" class="accordion-collapse collapse" data-bs-parent="#accordionSolution12" aria-labelledby="headingSolution12">
 <div class="accordion-body">
 <figure><img src="fig/docker-desktop/27_gettingstarted_exited_s.png" alt="Stats tab in container from stopped getting-started image." class="figure mx-auto d-block"></figure>
 </div>
@@ -1212,7 +1212,7 @@ <h4 class="accordion-header" id="headingSolution13">
   Container list
   </h4>
 </button>
-<div id="collapseSolution13" class="accordion-collapse collapse" aria-labelledby="headingSolution13" data-bs-parent="#accordionSolution13">
+<div id="collapseSolution13" class="accordion-collapse collapse" data-bs-parent="#accordionSolution13" aria-labelledby="headingSolution13">
 <div class="accordion-body">
 <figure><img src="fig/docker-desktop/28_gettingstarted_exited_c.png" alt="Container list after stopping getting-started image." class="figure mx-auto d-block"></figure>
 </div>
@@ -1289,7 +1289,7 @@ <h4 class="accordion-header" id="headingSolution14">
   Logs tab
   </h4>
 </button>
-<div id="collapseSolution14" class="accordion-collapse collapse" aria-labelledby="headingSolution14" data-bs-parent="#accordionSolution14">
+<div id="collapseSolution14" class="accordion-collapse collapse" data-bs-parent="#accordionSolution14" aria-labelledby="headingSolution14">
 <div class="accordion-body">
 <figure><img src="fig/docker-desktop/44_alpine_logs.png" alt="Logs tab in container from alpine image." class="figure mx-auto d-block"></figure>
 </div>
@@ -1303,7 +1303,7 @@ <h4 class="accordion-header" id="headingSolution15">
   Inspect tab
   </h4>
 </button>
-<div id="collapseSolution15" class="accordion-collapse collapse" aria-labelledby="headingSolution15" data-bs-parent="#accordionSolution15">
+<div id="collapseSolution15" class="accordion-collapse collapse" data-bs-parent="#accordionSolution15" aria-labelledby="headingSolution15">
 <div class="accordion-body">
 <figure><img src="fig/docker-desktop/45_alpine_i.png" alt="Inspect tab in container from alpine image." class="figure mx-auto d-block"></figure>
 </div>
@@ -1317,7 +1317,7 @@ <h4 class="accordion-header" id="headingSolution16">
   Terminal tab
   </h4>
 </button>
-<div id="collapseSolution16" class="accordion-collapse collapse" aria-labelledby="headingSolution16" data-bs-parent="#accordionSolution16">
+<div id="collapseSolution16" class="accordion-collapse collapse" data-bs-parent="#accordionSolution16" aria-labelledby="headingSolution16">
 <div class="accordion-body">
 <figure><img src="fig/docker-desktop/46_alpine_t.png" alt="Terminal tab in container from alpine image." class="figure mx-auto d-block"></figure>
 </div>
@@ -1331,7 +1331,7 @@ <h4 class="accordion-header" id="headingSolution17">
   Stats tab
   </h4>
 </button>
-<div id="collapseSolution17" class="accordion-collapse collapse" aria-labelledby="headingSolution17" data-bs-parent="#accordionSolution17">
+<div id="collapseSolution17" class="accordion-collapse collapse" data-bs-parent="#accordionSolution17" aria-labelledby="headingSolution17">
 <div class="accordion-body">
 <figure><img src="fig/docker-desktop/47_alpine_s.png" alt="Stats tab in container from alpine image." class="figure mx-auto d-block"></figure>
 </div>
@@ -1354,7 +1354,7 @@ <h4 class="accordion-header" id="headingSolution18">
   Logs tab
   </h4>
 </button>
-<div id="collapseSolution18" class="accordion-collapse collapse" aria-labelledby="headingSolution18" data-bs-parent="#accordionSolution18">
+<div id="collapseSolution18" class="accordion-collapse collapse" data-bs-parent="#accordionSolution18" aria-labelledby="headingSolution18">
 <div class="accordion-body">
 <figure><img src="fig/docker-desktop/50_cowsay_logs.png" alt="Logs tab in container from cowsay image." class="figure mx-auto d-block"></figure>
 </div>
@@ -1368,7 +1368,7 @@ <h4 class="accordion-header" id="headingSolution19">
   Inspect tab
   </h4>
 </button>
-<div id="collapseSolution19" class="accordion-collapse collapse" aria-labelledby="headingSolution19" data-bs-parent="#accordionSolution19">
+<div id="collapseSolution19" class="accordion-collapse collapse" data-bs-parent="#accordionSolution19" aria-labelledby="headingSolution19">
 <div class="accordion-body">
 <figure><img src="fig/docker-desktop/51_cowsay_inspect.png" alt="Inspect tab in container from cowsay image." class="figure mx-auto d-block"></figure>
 </div>
@@ -1382,7 +1382,7 @@ <h4 class="accordion-header" id="headingSolution20">
   Terminal tab
   </h4>
 </button>
-<div id="collapseSolution20" class="accordion-collapse collapse" aria-labelledby="headingSolution20" data-bs-parent="#accordionSolution20">
+<div id="collapseSolution20" class="accordion-collapse collapse" data-bs-parent="#accordionSolution20" aria-labelledby="headingSolution20">
 <div class="accordion-body">
 <figure><img src="fig/docker-desktop/52_cowsay_term.png" alt="Terminal tab in container from cowsay image." class="figure mx-auto d-block"></figure>
 </div>
@@ -1396,7 +1396,7 @@ <h4 class="accordion-header" id="headingSolution21">
   Stats tab
   </h4>
 </button>
-<div id="collapseSolution21" class="accordion-collapse collapse" aria-labelledby="headingSolution21" data-bs-parent="#accordionSolution21">
+<div id="collapseSolution21" class="accordion-collapse collapse" data-bs-parent="#accordionSolution21" aria-labelledby="headingSolution21">
 <div class="accordion-body">
 <figure><img src="fig/docker-desktop/53_cowsay_stats.png" alt="Stats tab in container from cowsay image." class="figure mx-auto d-block"></figure>
 </div>
@@ -1445,7 +1445,7 @@ <h3 class="callout-title">Keypoints<a class="anchor" aria-label="anchor" href="#
 </div>
 </section></section><section id="aio-docker-cli"><p>Content from <a href="docker-cli.html">Using the Docker command line</a></p>
 <hr>
-<p> Last updated on 2023-10-03 | 
+<p> Last updated on 2023-10-10 | 
         
         <a href="https://github.com/UoMResearchIT/docker-introduction/edit/main/episodes/docker-cli.Rmd" class="external-link">Edit this page <i aria-hidden="true" data-feather="edit"></i></a></p>
 <div class="text-end">
@@ -2142,7 +2142,7 @@ <h3 class="callout-title">Keypoints<a class="anchor" aria-label="anchor" href="#
 </div>
 </section></section><section id="aio-creating-container-images"><p>Content from <a href="creating-container-images.html">Creating Your Own Container Images</a></p>
 <hr>
-<p> Last updated on 2023-10-03 | 
+<p> Last updated on 2023-10-10 | 
         
         <a href="https://github.com/UoMResearchIT/docker-introduction/edit/main/episodes/creating-container-images.Rmd" class="external-link">Edit this page <i aria-hidden="true" data-feather="edit"></i></a></p>
 <div class="text-end">
@@ -2256,7 +2256,7 @@ <h4 class="accordion-header" id="headingSolution1">
   Show me the solution
   </h4>
 </button>
-<div id="collapseSolution1" class="accordion-collapse collapse" data-bs-parent="#accordionSolution1" aria-labelledby="headingSolution1">
+<div id="collapseSolution1" class="accordion-collapse collapse" aria-labelledby="headingSolution1" data-bs-parent="#accordionSolution1">
 <div class="accordion-body">
 <p>A quick search should hopefully show that the way to install R on
 Alpine Linux is:</p>
@@ -2365,7 +2365,7 @@ <h4 class="accordion-header" id="headingSolution2">
   Solution:
   </h4>
 </button>
-<div id="collapseSolution2" class="accordion-collapse collapse" data-bs-parent="#accordionSolution2" aria-labelledby="headingSolution2">
+<div id="collapseSolution2" class="accordion-collapse collapse" aria-labelledby="headingSolution2" data-bs-parent="#accordionSolution2">
 <div class="accordion-body">
 <p>Based on our experience above, edit the <code>Dockerfile</code> (in
 your text editor of choice) to look like this:</p>
@@ -2469,7 +2469,7 @@ <h4 class="accordion-header" id="headingSolution3">
   Show me the solution
   </h4>
 </button>
-<div id="collapseSolution3" class="accordion-collapse collapse" data-bs-parent="#accordionSolution3" aria-labelledby="headingSolution3">
+<div id="collapseSolution3" class="accordion-collapse collapse" aria-labelledby="headingSolution3" data-bs-parent="#accordionSolution3">
 <div class="accordion-body">
 <ol style="list-style-type: decimal">
 <li><p>To see your new image, run <code>docker image ls</code>. You
@@ -2642,7 +2642,7 @@ <h3 class="callout-title">Keypoints<a class="anchor" aria-label="anchor" href="#
 </div>
 </section></section><section id="aio-advanced-containers"><p>Content from <a href="advanced-containers.html">Creating More Complex Container Images</a></p>
 <hr>
-<p> Last updated on 2023-10-03 | 
+<p> Last updated on 2023-10-10 | 
         
         <a href="https://github.com/UoMResearchIT/docker-introduction/edit/main/episodes/advanced-containers.Rmd" class="external-link">Edit this page <i aria-hidden="true" data-feather="edit"></i></a></p>
 <div class="text-end">
@@ -2851,7 +2851,7 @@ <h4 class="accordion-header" id="headingSolution1">
   Show me the solution
   </h4>
 </button>
-<div id="collapseSolution1" class="accordion-collapse collapse" aria-labelledby="headingSolution1" data-bs-parent="#accordionSolution1">
+<div id="collapseSolution1" class="accordion-collapse collapse" data-bs-parent="#accordionSolution1" aria-labelledby="headingSolution1">
 <div class="accordion-body">
 <p>This script comes from <a href="https://wiki.python.org/moin/SimplePrograms" class="external-link">the Python Wiki</a>
 and is set to add all numbers that are passed to it as arguments.</p>
@@ -2880,7 +2880,7 @@ <h4 class="accordion-header" id="headingSolution2">
   Show me the solution
   </h4>
 </button>
-<div id="collapseSolution2" class="accordion-collapse collapse" aria-labelledby="headingSolution2" data-bs-parent="#accordionSolution2">
+<div id="collapseSolution2" class="accordion-collapse collapse" data-bs-parent="#accordionSolution2" aria-labelledby="headingSolution2">
 <div class="accordion-body">
 <p>Here’s a breakdown of each piece of the command above</p>
 <ul>
@@ -2926,7 +2926,7 @@ <h4 class="accordion-header" id="headingSolution3">
   Show me the solution
   </h4>
 </button>
-<div id="collapseSolution3" class="accordion-collapse collapse" aria-labelledby="headingSolution3" data-bs-parent="#accordionSolution3">
+<div id="collapseSolution3" class="accordion-collapse collapse" data-bs-parent="#accordionSolution3" aria-labelledby="headingSolution3">
 <div class="accordion-body">
 <p>The docker command to run the container interactively is:</p>
 <div class="codewrapper sourceCode" id="cb8">
@@ -3032,7 +3032,7 @@ <h4 class="accordion-header" id="headingSolution4">
   Show me the solution
   </h4>
 </button>
-<div id="collapseSolution4" class="accordion-collapse collapse" aria-labelledby="headingSolution4" data-bs-parent="#accordionSolution4">
+<div id="collapseSolution4" class="accordion-collapse collapse" data-bs-parent="#accordionSolution4" aria-labelledby="headingSolution4">
 <div class="accordion-body">
 <p>You can start the container interactively like so:</p>
 <div class="codewrapper sourceCode" id="cb14">
@@ -3287,8 +3287,8 @@ <h3 class="callout-title">Keypoints<a class="anchor" aria-label="anchor" href="#
         
         <p><a href="https://creativecommons.org/licenses/by-sa/4.0/" class="external-link">Template licensed under CC-BY 4.0</a> by <a href="https://carpentries.org" class="external-link">The Carpentries</a></p>
         <p>Built with <a href="https://github.com/carpentries/sandpaper/tree/0.14.0" class="external-link">sandpaper (0.14.0)</a>,
-        <a href="https://github.com/carpentries/pegboard/tree/0.7.0" class="external-link">pegboard (0.7.0)</a>,
-      and <a href="https://github.com/carpentries/varnish/tree/0.3.0" class="external-link">varnish (0.3.0)</a>.</p>
+        <a href="https://github.com/carpentries/pegboard/tree/0.7.1" class="external-link">pegboard (0.7.1)</a>,
+      and <a href="https://github.com/carpentries/varnish/tree/0.3.1" class="external-link">varnish (0.3.1)</a>.</p>
 			</div>
 		</footer>
 </div> <!-- / div.container -->
@@ -3310,8 +3310,8 @@ <h3 class="callout-title">Keypoints<a class="anchor" aria-label="anchor" href="#
   "url": "https://uomresearchit.github.io/docker-introduction/aio.html",
   "identifier": "https://uomresearchit.github.io/docker-introduction/aio.html",
   "dateCreated": "2015-04-18",
-  "dateModified": "2023-10-03",
-  "datePublished": "2023-10-03"
+  "dateModified": "2023-10-10",
+  "datePublished": "2023-10-10"
 }
 
   </script><script>
diff --git a/creating-container-images.html b/creating-container-images.html
index 0b9211ef..17e3eb88 100644
--- a/creating-container-images.html
+++ b/creating-container-images.html
@@ -271,7 +271,7 @@ <h2 class="accordion-header" id="flush-headingTwelve">
       </div>
       <hr></nav><main id="main-content" class="main-content"><div class="container lesson-content">
         <h1>Creating Your Own Container Images</h1>
-        <p> Last updated on 2023-10-03 | 
+        <p> Last updated on 2023-10-10 | 
         
         <a href="https://github.com/UoMResearchIT/docker-introduction/edit/main/episodes/creating-container-images.Rmd" class="external-link">Edit this page <i aria-hidden="true" data-feather="edit"></i></a></p>
         
@@ -384,7 +384,7 @@ <h4 class="accordion-header" id="headingSolution1">
   Show me the solution
   </h4>
 </button>
-<div id="collapseSolution1" class="accordion-collapse collapse" data-bs-parent="#accordionSolution1" aria-labelledby="headingSolution1">
+<div id="collapseSolution1" class="accordion-collapse collapse" aria-labelledby="headingSolution1" data-bs-parent="#accordionSolution1">
 <div class="accordion-body">
 <p>A quick search should hopefully show that the way to install R on
 Alpine Linux is:</p>
@@ -490,7 +490,7 @@ <h4 class="accordion-header" id="headingSolution2">
   Solution:
   </h4>
 </button>
-<div id="collapseSolution2" class="accordion-collapse collapse" data-bs-parent="#accordionSolution2" aria-labelledby="headingSolution2">
+<div id="collapseSolution2" class="accordion-collapse collapse" aria-labelledby="headingSolution2" data-bs-parent="#accordionSolution2">
 <div class="accordion-body">
 <p>Based on our experience above, edit the <code>Dockerfile</code> (in
 your text editor of choice) to look like this:</p>
@@ -589,7 +589,7 @@ <h4 class="accordion-header" id="headingSolution3">
   Show me the solution
   </h4>
 </button>
-<div id="collapseSolution3" class="accordion-collapse collapse" data-bs-parent="#accordionSolution3" aria-labelledby="headingSolution3">
+<div id="collapseSolution3" class="accordion-collapse collapse" aria-labelledby="headingSolution3" data-bs-parent="#accordionSolution3">
 <div class="accordion-body">
 <ol style="list-style-type: decimal"><li><p>To see your new image, run <code>docker image ls</code>. You
 should see the name of your new container image under the “REPOSITORY”
@@ -785,8 +785,8 @@ <h3 class="callout-title">Keypoints<a class="anchor" aria-label="anchor" href="#
         
         <p><a href="https://creativecommons.org/licenses/by-sa/4.0/" class="external-link">Template licensed under CC-BY 4.0</a> by <a href="https://carpentries.org" class="external-link">The Carpentries</a></p>
         <p>Built with <a href="https://github.com/carpentries/sandpaper/tree/0.14.0" class="external-link">sandpaper (0.14.0)</a>,
-        <a href="https://github.com/carpentries/pegboard/tree/0.7.0" class="external-link">pegboard (0.7.0)</a>,
-      and <a href="https://github.com/carpentries/varnish/tree/0.3.0" class="external-link">varnish (0.3.0)</a>.</p>
+        <a href="https://github.com/carpentries/pegboard/tree/0.7.1" class="external-link">pegboard (0.7.1)</a>,
+      and <a href="https://github.com/carpentries/varnish/tree/0.3.1" class="external-link">varnish (0.3.1)</a>.</p>
 			</div>
 		</footer></div> <!-- / div.container -->
 	<div id="to-top">
@@ -807,8 +807,8 @@ <h3 class="callout-title">Keypoints<a class="anchor" aria-label="anchor" href="#
   "url": "https://uomresearchit.github.io/docker-introduction/creating-container-images.html",
   "identifier": "https://uomresearchit.github.io/docker-introduction/creating-container-images.html",
   "dateCreated": "2015-04-18",
-  "dateModified": "2023-10-03",
-  "datePublished": "2023-10-03"
+  "dateModified": "2023-10-10",
+  "datePublished": "2023-10-10"
 }
 
   </script><script>
diff --git a/docker-cli.html b/docker-cli.html
index 6ec269e8..25c84980 100644
--- a/docker-cli.html
+++ b/docker-cli.html
@@ -280,7 +280,7 @@ <h2 class="accordion-header" id="flush-headingTwelve">
       </div>
       <hr></nav><main id="main-content" class="main-content"><div class="container lesson-content">
         <h1>Using the Docker command line</h1>
-        <p> Last updated on 2023-10-03 | 
+        <p> Last updated on 2023-10-10 | 
         
         <a href="https://github.com/UoMResearchIT/docker-introduction/edit/main/episodes/docker-cli.Rmd" class="external-link">Edit this page <i aria-hidden="true" data-feather="edit"></i></a></p>
         
@@ -980,8 +980,8 @@ <h3 class="callout-title">Keypoints<a class="anchor" aria-label="anchor" href="#
         
         <p><a href="https://creativecommons.org/licenses/by-sa/4.0/" class="external-link">Template licensed under CC-BY 4.0</a> by <a href="https://carpentries.org" class="external-link">The Carpentries</a></p>
         <p>Built with <a href="https://github.com/carpentries/sandpaper/tree/0.14.0" class="external-link">sandpaper (0.14.0)</a>,
-        <a href="https://github.com/carpentries/pegboard/tree/0.7.0" class="external-link">pegboard (0.7.0)</a>,
-      and <a href="https://github.com/carpentries/varnish/tree/0.3.0" class="external-link">varnish (0.3.0)</a>.</p>
+        <a href="https://github.com/carpentries/pegboard/tree/0.7.1" class="external-link">pegboard (0.7.1)</a>,
+      and <a href="https://github.com/carpentries/varnish/tree/0.3.1" class="external-link">varnish (0.3.1)</a>.</p>
 			</div>
 		</footer></div> <!-- / div.container -->
 	<div id="to-top">
@@ -1002,8 +1002,8 @@ <h3 class="callout-title">Keypoints<a class="anchor" aria-label="anchor" href="#
   "url": "https://uomresearchit.github.io/docker-introduction/docker-cli.html",
   "identifier": "https://uomresearchit.github.io/docker-introduction/docker-cli.html",
   "dateCreated": "2015-04-18",
-  "dateModified": "2023-10-03",
-  "datePublished": "2023-10-03"
+  "dateModified": "2023-10-10",
+  "datePublished": "2023-10-10"
 }
 
   </script><script>
diff --git a/docker-desktop.html b/docker-desktop.html
index 6c6c7cd4..e472ef9e 100644
--- a/docker-desktop.html
+++ b/docker-desktop.html
@@ -272,7 +272,7 @@ <h2 class="accordion-header" id="flush-headingTwelve">
       </div>
       <hr></nav><main id="main-content" class="main-content"><div class="container lesson-content">
         <h1>Docker Desktop</h1>
-        <p> Last updated on 2023-10-03 | 
+        <p> Last updated on 2023-10-10 | 
         
         <a href="https://github.com/UoMResearchIT/docker-introduction/edit/main/episodes/docker-desktop.Rmd" class="external-link">Edit this page <i aria-hidden="true" data-feather="edit"></i></a></p>
         
@@ -396,7 +396,7 @@ <h4 class="accordion-header" id="headingSolution1">
   Logs tab
   </h4>
 </button>
-<div id="collapseSolution1" class="accordion-collapse collapse" aria-labelledby="headingSolution1" data-bs-parent="#accordionSolution1">
+<div id="collapseSolution1" class="accordion-collapse collapse" data-bs-parent="#accordionSolution1" aria-labelledby="headingSolution1">
 <div class="accordion-body">
 <figure><img src="fig/docker-desktop/11_hello_log.png" alt="Logs tab in container from hello-world image." class="figure mx-auto d-block"></figure></div>
 </div>
@@ -409,7 +409,7 @@ <h4 class="accordion-header" id="headingSolution2">
   Inspect tab
   </h4>
 </button>
-<div id="collapseSolution2" class="accordion-collapse collapse" aria-labelledby="headingSolution2" data-bs-parent="#accordionSolution2">
+<div id="collapseSolution2" class="accordion-collapse collapse" data-bs-parent="#accordionSolution2" aria-labelledby="headingSolution2">
 <div class="accordion-body">
 <figure><img src="fig/docker-desktop/12_hello_inspect.png" alt="Inspect tab in container from hello-world image." class="figure mx-auto d-block"></figure></div>
 </div>
@@ -422,7 +422,7 @@ <h4 class="accordion-header" id="headingSolution3">
   Terminal tab
   </h4>
 </button>
-<div id="collapseSolution3" class="accordion-collapse collapse" aria-labelledby="headingSolution3" data-bs-parent="#accordionSolution3">
+<div id="collapseSolution3" class="accordion-collapse collapse" data-bs-parent="#accordionSolution3" aria-labelledby="headingSolution3">
 <div class="accordion-body">
 <figure><img src="fig/docker-desktop/14_hello_terminal.png" alt="Terminal tab in container from hello-world image." class="figure mx-auto d-block"></figure></div>
 </div>
@@ -435,7 +435,7 @@ <h4 class="accordion-header" id="headingSolution4">
   Stats tab
   </h4>
 </button>
-<div id="collapseSolution4" class="accordion-collapse collapse" aria-labelledby="headingSolution4" data-bs-parent="#accordionSolution4">
+<div id="collapseSolution4" class="accordion-collapse collapse" data-bs-parent="#accordionSolution4" aria-labelledby="headingSolution4">
 <div class="accordion-body">
 <figure><img src="fig/docker-desktop/13_hello_stats.png" alt="Stats tab in container from hello-world image." class="figure mx-auto d-block"></figure></div>
 </div>
@@ -481,7 +481,7 @@ <h4 class="accordion-header" id="headingSolution5">
   Logs tab
   </h4>
 </button>
-<div id="collapseSolution5" class="accordion-collapse collapse" aria-labelledby="headingSolution5" data-bs-parent="#accordionSolution5">
+<div id="collapseSolution5" class="accordion-collapse collapse" data-bs-parent="#accordionSolution5" aria-labelledby="headingSolution5">
 <div class="accordion-body">
 <figure><img src="fig/docker-desktop/18_gettingstarted_log.png" alt="Logs tab in container from getting-started image." class="figure mx-auto d-block"></figure></div>
 </div>
@@ -494,7 +494,7 @@ <h4 class="accordion-header" id="headingSolution6">
   Inspect tab
   </h4>
 </button>
-<div id="collapseSolution6" class="accordion-collapse collapse" aria-labelledby="headingSolution6" data-bs-parent="#accordionSolution6">
+<div id="collapseSolution6" class="accordion-collapse collapse" data-bs-parent="#accordionSolution6" aria-labelledby="headingSolution6">
 <div class="accordion-body">
 <figure><img src="fig/docker-desktop/19_gettingstarted_inspect.png" alt="Inspect tab in container from getting-started image." class="figure mx-auto d-block"></figure></div>
 </div>
@@ -507,7 +507,7 @@ <h4 class="accordion-header" id="headingSolution7">
   Terminal tab
   </h4>
 </button>
-<div id="collapseSolution7" class="accordion-collapse collapse" aria-labelledby="headingSolution7" data-bs-parent="#accordionSolution7">
+<div id="collapseSolution7" class="accordion-collapse collapse" data-bs-parent="#accordionSolution7" aria-labelledby="headingSolution7">
 <div class="accordion-body">
 <figure><img src="fig/docker-desktop/20_gettingstarted_terminal.png" alt="Terminal tab in container from getting-started image." class="figure mx-auto d-block"></figure></div>
 </div>
@@ -520,7 +520,7 @@ <h4 class="accordion-header" id="headingSolution8">
   Stats tab
   </h4>
 </button>
-<div id="collapseSolution8" class="accordion-collapse collapse" aria-labelledby="headingSolution8" data-bs-parent="#accordionSolution8">
+<div id="collapseSolution8" class="accordion-collapse collapse" data-bs-parent="#accordionSolution8" aria-labelledby="headingSolution8">
 <div class="accordion-body">
 <figure><img src="fig/docker-desktop/21_gettingstarted_stats.png" alt="Stats tab in container from getting-started image." class="figure mx-auto d-block"></figure></div>
 </div>
@@ -551,7 +551,7 @@ <h4 class="accordion-header" id="headingSolution9">
   Installing htop
   </h4>
 </button>
-<div id="collapseSolution9" class="accordion-collapse collapse" aria-labelledby="headingSolution9" data-bs-parent="#accordionSolution9">
+<div id="collapseSolution9" class="accordion-collapse collapse" data-bs-parent="#accordionSolution9" aria-labelledby="headingSolution9">
 <div class="accordion-body">
 <figure><img src="fig/docker-desktop/24_gettingstarted_htop.png" alt="Terminal, installing htop inside getting-started container." class="figure mx-auto d-block"></figure></div>
 </div>
@@ -564,7 +564,7 @@ <h4 class="accordion-header" id="headingSolution10">
   Running htop
   </h4>
 </button>
-<div id="collapseSolution10" class="accordion-collapse collapse" aria-labelledby="headingSolution10" data-bs-parent="#accordionSolution10">
+<div id="collapseSolution10" class="accordion-collapse collapse" data-bs-parent="#accordionSolution10" aria-labelledby="headingSolution10">
 <div class="accordion-body">
 <figure><img src="fig/docker-desktop/25_gettingstarted_htop2.png" alt="Terminal, running htop inside getting-started container." class="figure mx-auto d-block"></figure></div>
 </div>
@@ -582,7 +582,7 @@ <h4 class="accordion-header" id="headingSolution11">
   Terminal tab
   </h4>
 </button>
-<div id="collapseSolution11" class="accordion-collapse collapse" aria-labelledby="headingSolution11" data-bs-parent="#accordionSolution11">
+<div id="collapseSolution11" class="accordion-collapse collapse" data-bs-parent="#accordionSolution11" aria-labelledby="headingSolution11">
 <div class="accordion-body">
 <figure><img src="fig/docker-desktop/26_gettingstarted_exited_t.png" alt="Terminal tab in container from stopped getting-started image." class="figure mx-auto d-block"></figure></div>
 </div>
@@ -595,7 +595,7 @@ <h4 class="accordion-header" id="headingSolution12">
   Stats tab
   </h4>
 </button>
-<div id="collapseSolution12" class="accordion-collapse collapse" aria-labelledby="headingSolution12" data-bs-parent="#accordionSolution12">
+<div id="collapseSolution12" class="accordion-collapse collapse" data-bs-parent="#accordionSolution12" aria-labelledby="headingSolution12">
 <div class="accordion-body">
 <figure><img src="fig/docker-desktop/27_gettingstarted_exited_s.png" alt="Stats tab in container from stopped getting-started image." class="figure mx-auto d-block"></figure></div>
 </div>
@@ -608,7 +608,7 @@ <h4 class="accordion-header" id="headingSolution13">
   Container list
   </h4>
 </button>
-<div id="collapseSolution13" class="accordion-collapse collapse" aria-labelledby="headingSolution13" data-bs-parent="#accordionSolution13">
+<div id="collapseSolution13" class="accordion-collapse collapse" data-bs-parent="#accordionSolution13" aria-labelledby="headingSolution13">
 <div class="accordion-body">
 <figure><img src="fig/docker-desktop/28_gettingstarted_exited_c.png" alt="Container list after stopping getting-started image." class="figure mx-auto d-block"></figure></div>
 </div>
@@ -681,7 +681,7 @@ <h4 class="accordion-header" id="headingSolution14">
   Logs tab
   </h4>
 </button>
-<div id="collapseSolution14" class="accordion-collapse collapse" aria-labelledby="headingSolution14" data-bs-parent="#accordionSolution14">
+<div id="collapseSolution14" class="accordion-collapse collapse" data-bs-parent="#accordionSolution14" aria-labelledby="headingSolution14">
 <div class="accordion-body">
 <figure><img src="fig/docker-desktop/44_alpine_logs.png" alt="Logs tab in container from alpine image." class="figure mx-auto d-block"></figure></div>
 </div>
@@ -694,7 +694,7 @@ <h4 class="accordion-header" id="headingSolution15">
   Inspect tab
   </h4>
 </button>
-<div id="collapseSolution15" class="accordion-collapse collapse" aria-labelledby="headingSolution15" data-bs-parent="#accordionSolution15">
+<div id="collapseSolution15" class="accordion-collapse collapse" data-bs-parent="#accordionSolution15" aria-labelledby="headingSolution15">
 <div class="accordion-body">
 <figure><img src="fig/docker-desktop/45_alpine_i.png" alt="Inspect tab in container from alpine image." class="figure mx-auto d-block"></figure></div>
 </div>
@@ -707,7 +707,7 @@ <h4 class="accordion-header" id="headingSolution16">
   Terminal tab
   </h4>
 </button>
-<div id="collapseSolution16" class="accordion-collapse collapse" aria-labelledby="headingSolution16" data-bs-parent="#accordionSolution16">
+<div id="collapseSolution16" class="accordion-collapse collapse" data-bs-parent="#accordionSolution16" aria-labelledby="headingSolution16">
 <div class="accordion-body">
 <figure><img src="fig/docker-desktop/46_alpine_t.png" alt="Terminal tab in container from alpine image." class="figure mx-auto d-block"></figure></div>
 </div>
@@ -720,7 +720,7 @@ <h4 class="accordion-header" id="headingSolution17">
   Stats tab
   </h4>
 </button>
-<div id="collapseSolution17" class="accordion-collapse collapse" aria-labelledby="headingSolution17" data-bs-parent="#accordionSolution17">
+<div id="collapseSolution17" class="accordion-collapse collapse" data-bs-parent="#accordionSolution17" aria-labelledby="headingSolution17">
 <div class="accordion-body">
 <figure><img src="fig/docker-desktop/47_alpine_s.png" alt="Stats tab in container from alpine image." class="figure mx-auto d-block"></figure></div>
 </div>
@@ -742,7 +742,7 @@ <h4 class="accordion-header" id="headingSolution18">
   Logs tab
   </h4>
 </button>
-<div id="collapseSolution18" class="accordion-collapse collapse" aria-labelledby="headingSolution18" data-bs-parent="#accordionSolution18">
+<div id="collapseSolution18" class="accordion-collapse collapse" data-bs-parent="#accordionSolution18" aria-labelledby="headingSolution18">
 <div class="accordion-body">
 <figure><img src="fig/docker-desktop/50_cowsay_logs.png" alt="Logs tab in container from cowsay image." class="figure mx-auto d-block"></figure></div>
 </div>
@@ -755,7 +755,7 @@ <h4 class="accordion-header" id="headingSolution19">
   Inspect tab
   </h4>
 </button>
-<div id="collapseSolution19" class="accordion-collapse collapse" aria-labelledby="headingSolution19" data-bs-parent="#accordionSolution19">
+<div id="collapseSolution19" class="accordion-collapse collapse" data-bs-parent="#accordionSolution19" aria-labelledby="headingSolution19">
 <div class="accordion-body">
 <figure><img src="fig/docker-desktop/51_cowsay_inspect.png" alt="Inspect tab in container from cowsay image." class="figure mx-auto d-block"></figure></div>
 </div>
@@ -768,7 +768,7 @@ <h4 class="accordion-header" id="headingSolution20">
   Terminal tab
   </h4>
 </button>
-<div id="collapseSolution20" class="accordion-collapse collapse" aria-labelledby="headingSolution20" data-bs-parent="#accordionSolution20">
+<div id="collapseSolution20" class="accordion-collapse collapse" data-bs-parent="#accordionSolution20" aria-labelledby="headingSolution20">
 <div class="accordion-body">
 <figure><img src="fig/docker-desktop/52_cowsay_term.png" alt="Terminal tab in container from cowsay image." class="figure mx-auto d-block"></figure></div>
 </div>
@@ -781,7 +781,7 @@ <h4 class="accordion-header" id="headingSolution21">
   Stats tab
   </h4>
 </button>
-<div id="collapseSolution21" class="accordion-collapse collapse" aria-labelledby="headingSolution21" data-bs-parent="#accordionSolution21">
+<div id="collapseSolution21" class="accordion-collapse collapse" data-bs-parent="#accordionSolution21" aria-labelledby="headingSolution21">
 <div class="accordion-body">
 <figure><img src="fig/docker-desktop/53_cowsay_stats.png" alt="Stats tab in container from cowsay image." class="figure mx-auto d-block"></figure></div>
 </div>
@@ -862,8 +862,8 @@ <h3 class="callout-title">Keypoints<a class="anchor" aria-label="anchor" href="#
         
         <p><a href="https://creativecommons.org/licenses/by-sa/4.0/" class="external-link">Template licensed under CC-BY 4.0</a> by <a href="https://carpentries.org" class="external-link">The Carpentries</a></p>
         <p>Built with <a href="https://github.com/carpentries/sandpaper/tree/0.14.0" class="external-link">sandpaper (0.14.0)</a>,
-        <a href="https://github.com/carpentries/pegboard/tree/0.7.0" class="external-link">pegboard (0.7.0)</a>,
-      and <a href="https://github.com/carpentries/varnish/tree/0.3.0" class="external-link">varnish (0.3.0)</a>.</p>
+        <a href="https://github.com/carpentries/pegboard/tree/0.7.1" class="external-link">pegboard (0.7.1)</a>,
+      and <a href="https://github.com/carpentries/varnish/tree/0.3.1" class="external-link">varnish (0.3.1)</a>.</p>
 			</div>
 		</footer></div> <!-- / div.container -->
 	<div id="to-top">
@@ -884,8 +884,8 @@ <h3 class="callout-title">Keypoints<a class="anchor" aria-label="anchor" href="#
   "url": "https://uomresearchit.github.io/docker-introduction/docker-desktop.html",
   "identifier": "https://uomresearchit.github.io/docker-introduction/docker-desktop.html",
   "dateCreated": "2015-04-18",
-  "dateModified": "2023-10-03",
-  "datePublished": "2023-10-03"
+  "dateModified": "2023-10-10",
+  "datePublished": "2023-10-10"
 }
 
   </script><script>
diff --git a/docker-hub.html b/docker-hub.html
index a76125f2..a8753a1e 100644
--- a/docker-hub.html
+++ b/docker-hub.html
@@ -270,7 +270,7 @@ <h2 class="accordion-header" id="flush-headingTwelve">
       </div>
       <hr></nav><main id="main-content" class="main-content"><div class="container lesson-content">
         <h1>The Docker Hub</h1>
-        <p> Last updated on 2023-10-03 | 
+        <p> Last updated on 2023-10-10 | 
         
         <a href="https://github.com/UoMResearchIT/docker-introduction/edit/main/episodes/docker-hub.Rmd" class="external-link">Edit this page <i aria-hidden="true" data-feather="edit"></i></a></p>
         
@@ -552,8 +552,8 @@ <h3 class="callout-title">Keypoints<a class="anchor" aria-label="anchor" href="#
         
         <p><a href="https://creativecommons.org/licenses/by-sa/4.0/" class="external-link">Template licensed under CC-BY 4.0</a> by <a href="https://carpentries.org" class="external-link">The Carpentries</a></p>
         <p>Built with <a href="https://github.com/carpentries/sandpaper/tree/0.14.0" class="external-link">sandpaper (0.14.0)</a>,
-        <a href="https://github.com/carpentries/pegboard/tree/0.7.0" class="external-link">pegboard (0.7.0)</a>,
-      and <a href="https://github.com/carpentries/varnish/tree/0.3.0" class="external-link">varnish (0.3.0)</a>.</p>
+        <a href="https://github.com/carpentries/pegboard/tree/0.7.1" class="external-link">pegboard (0.7.1)</a>,
+      and <a href="https://github.com/carpentries/varnish/tree/0.3.1" class="external-link">varnish (0.3.1)</a>.</p>
 			</div>
 		</footer></div> <!-- / div.container -->
 	<div id="to-top">
@@ -574,8 +574,8 @@ <h3 class="callout-title">Keypoints<a class="anchor" aria-label="anchor" href="#
   "url": "https://uomresearchit.github.io/docker-introduction/docker-hub.html",
   "identifier": "https://uomresearchit.github.io/docker-introduction/docker-hub.html",
   "dateCreated": "2015-04-18",
-  "dateModified": "2023-10-03",
-  "datePublished": "2023-10-03"
+  "dateModified": "2023-10-10",
+  "datePublished": "2023-10-10"
 }
 
   </script><script>
diff --git a/images.html b/images.html
index 65327507..db1dbda9 100644
--- a/images.html
+++ b/images.html
@@ -604,8 +604,8 @@ <h3 id="docker-cli-figure-5">Figure 5</h3>
         
         <p><a href="https://creativecommons.org/licenses/by-sa/4.0/" class="external-link">Template licensed under CC-BY 4.0</a> by <a href="https://carpentries.org" class="external-link">The Carpentries</a></p>
         <p>Built with <a href="https://github.com/carpentries/sandpaper/tree/0.14.0" class="external-link">sandpaper (0.14.0)</a>,
-        <a href="https://github.com/carpentries/pegboard/tree/0.7.0" class="external-link">pegboard (0.7.0)</a>,
-      and <a href="https://github.com/carpentries/varnish/tree/0.3.0" class="external-link">varnish (0.3.0)</a>.</p>
+        <a href="https://github.com/carpentries/pegboard/tree/0.7.1" class="external-link">pegboard (0.7.1)</a>,
+      and <a href="https://github.com/carpentries/varnish/tree/0.3.1" class="external-link">varnish (0.3.1)</a>.</p>
 			</div>
 		</footer>
 </div> <!-- / div.container -->
@@ -627,8 +627,8 @@ <h3 id="docker-cli-figure-5">Figure 5</h3>
   "url": "https://uomresearchit.github.io/docker-introduction/images.html",
   "identifier": "https://uomresearchit.github.io/docker-introduction/images.html",
   "dateCreated": "2015-04-18",
-  "dateModified": "2023-10-03",
-  "datePublished": "2023-10-03"
+  "dateModified": "2023-10-10",
+  "datePublished": "2023-10-10"
 }
 
   </script><script>
diff --git a/index.html b/index.html
index da2f5a51..ab409db2 100644
--- a/index.html
+++ b/index.html
@@ -608,8 +608,8 @@ <h3 class="code-label">OUTPUT<i aria-hidden="true" data-feather="chevron-left"><
         
         <p><a href="https://creativecommons.org/licenses/by-sa/4.0/" class="external-link">Template licensed under CC-BY 4.0</a> by <a href="https://carpentries.org" class="external-link">The Carpentries</a></p>
         <p>Built with <a href="https://github.com/carpentries/sandpaper/tree/0.14.0" class="external-link">sandpaper (0.14.0)</a>,
-        <a href="https://github.com/carpentries/pegboard/tree/0.7.0" class="external-link">pegboard (0.7.0)</a>,
-      and <a href="https://github.com/carpentries/varnish/tree/0.3.0" class="external-link">varnish (0.3.0)</a>.</p>
+        <a href="https://github.com/carpentries/pegboard/tree/0.7.1" class="external-link">pegboard (0.7.1)</a>,
+      and <a href="https://github.com/carpentries/varnish/tree/0.3.1" class="external-link">varnish (0.3.1)</a>.</p>
 			</div>
 		</footer></div> <!-- / div.container -->
 	<div id="to-top">
@@ -630,8 +630,8 @@ <h3 class="code-label">OUTPUT<i aria-hidden="true" data-feather="chevron-left"><
   "url": "https://uomresearchit.github.io/docker-introduction/index.html",
   "identifier": "https://uomresearchit.github.io/docker-introduction/index.html",
   "dateCreated": "2015-04-18",
-  "dateModified": "2023-10-03",
-  "datePublished": "2023-10-03"
+  "dateModified": "2023-10-10",
+  "datePublished": "2023-10-10"
 }
 
   </script><script>
diff --git a/instructor-notes.html b/instructor-notes.html
index 79795aa5..d60d599a 100644
--- a/instructor-notes.html
+++ b/instructor-notes.html
@@ -337,8 +337,8 @@ <h1>Instructor Notes</h1>
         
         <p><a href="https://creativecommons.org/licenses/by-sa/4.0/" class="external-link">Template licensed under CC-BY 4.0</a> by <a href="https://carpentries.org" class="external-link">The Carpentries</a></p>
         <p>Built with <a href="https://github.com/carpentries/sandpaper/tree/0.14.0" class="external-link">sandpaper (0.14.0)</a>,
-        <a href="https://github.com/carpentries/pegboard/tree/0.7.0" class="external-link">pegboard (0.7.0)</a>,
-      and <a href="https://github.com/carpentries/varnish/tree/0.3.0" class="external-link">varnish (0.3.0)</a>.</p>
+        <a href="https://github.com/carpentries/pegboard/tree/0.7.1" class="external-link">pegboard (0.7.1)</a>,
+      and <a href="https://github.com/carpentries/varnish/tree/0.3.1" class="external-link">varnish (0.3.1)</a>.</p>
 			</div>
 		</footer>
 </div> <!-- / div.container -->
@@ -360,8 +360,8 @@ <h1>Instructor Notes</h1>
   "url": "https://uomresearchit.github.io/docker-introduction/instructor-notes.html",
   "identifier": "https://uomresearchit.github.io/docker-introduction/instructor-notes.html",
   "dateCreated": "2015-04-18",
-  "dateModified": "2023-10-03",
-  "datePublished": "2023-10-03"
+  "dateModified": "2023-10-10",
+  "datePublished": "2023-10-10"
 }
 
   </script><script>
diff --git a/instructor/404.html b/instructor/404.html
index 51861d82..08538168 100644
--- a/instructor/404.html
+++ b/instructor/404.html
@@ -292,8 +292,8 @@ <h1>Page not found</h1>
         
         <p><a href="https://creativecommons.org/licenses/by-sa/4.0/" class="external-link">Template licensed under CC-BY 4.0</a> by <a href="https://carpentries.org" class="external-link">The Carpentries</a></p>
         <p>Built with <a href="https://github.com/carpentries/sandpaper/tree/0.14.0" class="external-link">sandpaper (0.14.0)</a>,
-        <a href="https://github.com/carpentries/pegboard/tree/0.7.0" class="external-link">pegboard (0.7.0)</a>,
-      and <a href="https://github.com/carpentries/varnish/tree/0.3.0" class="external-link">varnish (0.3.0)</a>.</p>
+        <a href="https://github.com/carpentries/pegboard/tree/0.7.1" class="external-link">pegboard (0.7.1)</a>,
+      and <a href="https://github.com/carpentries/varnish/tree/0.3.1" class="external-link">varnish (0.3.1)</a>.</p>
 			</div>
 		</footer></div> <!-- / div.container -->
 	<div id="to-top">
@@ -314,8 +314,8 @@ <h1>Page not found</h1>
   "url": "https://uomresearchit.github.io/docker-introduction/instructor/404.html",
   "identifier": "https://uomresearchit.github.io/docker-introduction/instructor/404.html",
   "dateCreated": "2015-04-18",
-  "dateModified": "2023-10-03",
-  "datePublished": "2023-10-03"
+  "dateModified": "2023-10-10",
+  "datePublished": "2023-10-10"
 }
 
   </script><script>
diff --git a/instructor/CODE_OF_CONDUCT.html b/instructor/CODE_OF_CONDUCT.html
index c5e65cac..54adad66 100644
--- a/instructor/CODE_OF_CONDUCT.html
+++ b/instructor/CODE_OF_CONDUCT.html
@@ -255,7 +255,7 @@ <h2 class="accordion-header" id="flush-headingTwelve">
       </div>
       <hr></nav><main id="main-content" class="main-content"><div class="container lesson-content">
         <h1>Contributor Code of Conduct</h1>
-        <p> Last updated on 2023-10-03 | 
+        <p> Last updated on 2023-10-10 | 
         
         <a href="https://github.com/UoMResearchIT/docker-introduction/edit/main/CODE_OF_CONDUCT.md" class="external-link">Edit this page <i aria-hidden="true" data-feather="edit"></i></a></p>
         
@@ -315,8 +315,8 @@ <h1>Contributor Code of Conduct</h1>
         
         <p><a href="https://creativecommons.org/licenses/by-sa/4.0/" class="external-link">Template licensed under CC-BY 4.0</a> by <a href="https://carpentries.org" class="external-link">The Carpentries</a></p>
         <p>Built with <a href="https://github.com/carpentries/sandpaper/tree/0.14.0" class="external-link">sandpaper (0.14.0)</a>,
-        <a href="https://github.com/carpentries/pegboard/tree/0.7.0" class="external-link">pegboard (0.7.0)</a>,
-      and <a href="https://github.com/carpentries/varnish/tree/0.3.0" class="external-link">varnish (0.3.0)</a>.</p>
+        <a href="https://github.com/carpentries/pegboard/tree/0.7.1" class="external-link">pegboard (0.7.1)</a>,
+      and <a href="https://github.com/carpentries/varnish/tree/0.3.1" class="external-link">varnish (0.3.1)</a>.</p>
 			</div>
 		</footer></div> <!-- / div.container -->
 	<div id="to-top">
@@ -337,8 +337,8 @@ <h1>Contributor Code of Conduct</h1>
   "url": "https://uomresearchit.github.io/docker-introduction/instructor/CODE_OF_CONDUCT.html",
   "identifier": "https://uomresearchit.github.io/docker-introduction/instructor/CODE_OF_CONDUCT.html",
   "dateCreated": "2015-04-18",
-  "dateModified": "2023-10-03",
-  "datePublished": "2023-10-03"
+  "dateModified": "2023-10-10",
+  "datePublished": "2023-10-10"
 }
 
   </script><script>
diff --git a/instructor/LICENSE.html b/instructor/LICENSE.html
index 8a955e9b..3cef7bbd 100644
--- a/instructor/LICENSE.html
+++ b/instructor/LICENSE.html
@@ -255,7 +255,7 @@ <h2 class="accordion-header" id="flush-headingTwelve">
       </div>
       <hr></nav><main id="main-content" class="main-content"><div class="container lesson-content">
         <h1>Licenses</h1>
-        <p> Last updated on 2023-10-03 | 
+        <p> Last updated on 2023-10-10 | 
         
         <a href="https://github.com/UoMResearchIT/docker-introduction/edit/main/LICENSE.md" class="external-link">Edit this page <i aria-hidden="true" data-feather="edit"></i></a></p>
         
@@ -366,8 +366,8 @@ <h1>Licenses</h1>
         
         <p><a href="https://creativecommons.org/licenses/by-sa/4.0/" class="external-link">Template licensed under CC-BY 4.0</a> by <a href="https://carpentries.org" class="external-link">The Carpentries</a></p>
         <p>Built with <a href="https://github.com/carpentries/sandpaper/tree/0.14.0" class="external-link">sandpaper (0.14.0)</a>,
-        <a href="https://github.com/carpentries/pegboard/tree/0.7.0" class="external-link">pegboard (0.7.0)</a>,
-      and <a href="https://github.com/carpentries/varnish/tree/0.3.0" class="external-link">varnish (0.3.0)</a>.</p>
+        <a href="https://github.com/carpentries/pegboard/tree/0.7.1" class="external-link">pegboard (0.7.1)</a>,
+      and <a href="https://github.com/carpentries/varnish/tree/0.3.1" class="external-link">varnish (0.3.1)</a>.</p>
 			</div>
 		</footer></div> <!-- / div.container -->
 	<div id="to-top">
@@ -388,8 +388,8 @@ <h1>Licenses</h1>
   "url": "https://uomresearchit.github.io/docker-introduction/instructor/LICENSE.html",
   "identifier": "https://uomresearchit.github.io/docker-introduction/instructor/LICENSE.html",
   "dateCreated": "2015-04-18",
-  "dateModified": "2023-10-03",
-  "datePublished": "2023-10-03"
+  "dateModified": "2023-10-10",
+  "datePublished": "2023-10-10"
 }
 
   </script><script>
diff --git a/instructor/advanced-containers.html b/instructor/advanced-containers.html
index 6cbac63c..3e45adf1 100644
--- a/instructor/advanced-containers.html
+++ b/instructor/advanced-containers.html
@@ -269,7 +269,7 @@ <h2 class="accordion-header" id="flush-headingTwelve">
       </div>
       <hr></nav><main id="main-content" class="main-content"><div class="container lesson-content">
         <h1>Creating More Complex Container Images</h1>
-        <p> Last updated on 2023-10-03 | 
+        <p> Last updated on 2023-10-10 | 
         
         <a href="https://github.com/UoMResearchIT/docker-introduction/edit/main/episodes/advanced-containers.Rmd" class="external-link">Edit this page <i aria-hidden="true" data-feather="edit"></i></a></p>
         
@@ -481,7 +481,7 @@ <h4 class="accordion-header" id="headingSolution1">
   Show me the solution
   </h4>
 </button>
-<div id="collapseSolution1" class="accordion-collapse collapse" aria-labelledby="headingSolution1" data-bs-parent="#accordionSolution1">
+<div id="collapseSolution1" class="accordion-collapse collapse" data-bs-parent="#accordionSolution1" aria-labelledby="headingSolution1">
 <div class="accordion-body">
 <p>This script comes from <a href="https://wiki.python.org/moin/SimplePrograms" class="external-link">the Python Wiki</a>
 and is set to add all numbers that are passed to it as arguments.</p>
@@ -510,7 +510,7 @@ <h4 class="accordion-header" id="headingSolution2">
   Show me the solution
   </h4>
 </button>
-<div id="collapseSolution2" class="accordion-collapse collapse" aria-labelledby="headingSolution2" data-bs-parent="#accordionSolution2">
+<div id="collapseSolution2" class="accordion-collapse collapse" data-bs-parent="#accordionSolution2" aria-labelledby="headingSolution2">
 <div class="accordion-body">
 <p>Here’s a breakdown of each piece of the command above</p>
 <ul><li>
@@ -554,7 +554,7 @@ <h4 class="accordion-header" id="headingSolution3">
   Show me the solution
   </h4>
 </button>
-<div id="collapseSolution3" class="accordion-collapse collapse" aria-labelledby="headingSolution3" data-bs-parent="#accordionSolution3">
+<div id="collapseSolution3" class="accordion-collapse collapse" data-bs-parent="#accordionSolution3" aria-labelledby="headingSolution3">
 <div class="accordion-body">
 <p>The docker command to run the container interactively is:</p>
 <div class="codewrapper sourceCode" id="cb8">
@@ -659,7 +659,7 @@ <h4 class="accordion-header" id="headingSolution4">
   Show me the solution
   </h4>
 </button>
-<div id="collapseSolution4" class="accordion-collapse collapse" aria-labelledby="headingSolution4" data-bs-parent="#accordionSolution4">
+<div id="collapseSolution4" class="accordion-collapse collapse" data-bs-parent="#accordionSolution4" aria-labelledby="headingSolution4">
 <div class="accordion-body">
 <p>You can start the container interactively like so:</p>
 <div class="codewrapper sourceCode" id="cb14">
@@ -920,8 +920,8 @@ <h3 class="callout-title">Keypoints<a class="anchor" aria-label="anchor" href="#
         
         <p><a href="https://creativecommons.org/licenses/by-sa/4.0/" class="external-link">Template licensed under CC-BY 4.0</a> by <a href="https://carpentries.org" class="external-link">The Carpentries</a></p>
         <p>Built with <a href="https://github.com/carpentries/sandpaper/tree/0.14.0" class="external-link">sandpaper (0.14.0)</a>,
-        <a href="https://github.com/carpentries/pegboard/tree/0.7.0" class="external-link">pegboard (0.7.0)</a>,
-      and <a href="https://github.com/carpentries/varnish/tree/0.3.0" class="external-link">varnish (0.3.0)</a>.</p>
+        <a href="https://github.com/carpentries/pegboard/tree/0.7.1" class="external-link">pegboard (0.7.1)</a>,
+      and <a href="https://github.com/carpentries/varnish/tree/0.3.1" class="external-link">varnish (0.3.1)</a>.</p>
 			</div>
 		</footer></div> <!-- / div.container -->
 	<div id="to-top">
@@ -942,8 +942,8 @@ <h3 class="callout-title">Keypoints<a class="anchor" aria-label="anchor" href="#
   "url": "https://uomresearchit.github.io/docker-introduction/instructor/advanced-containers.html",
   "identifier": "https://uomresearchit.github.io/docker-introduction/instructor/advanced-containers.html",
   "dateCreated": "2015-04-18",
-  "dateModified": "2023-10-03",
-  "datePublished": "2023-10-03"
+  "dateModified": "2023-10-10",
+  "datePublished": "2023-10-10"
 }
 
   </script><script>
diff --git a/instructor/aio.html b/instructor/aio.html
index 8d991f8b..0b50a113 100644
--- a/instructor/aio.html
+++ b/instructor/aio.html
@@ -304,7 +304,7 @@ <h2 class="accordion-header" id="flush-headingTwelve">
         
 <section id="aio-introduction"><p>Content from <a href="introduction.html">Introducing Containers</a></p>
 <hr>
-<p> Last updated on 2023-10-03 | 
+<p> Last updated on 2023-10-10 | 
         
         <a href="https://github.com/UoMResearchIT/docker-introduction/edit/main/episodes/introduction.Rmd" class="external-link">Edit this page <i aria-hidden="true" data-feather="edit"></i></a></p>
 <p>Estimated time <i aria-hidden="true" data-feather="clock"></i> 20 minutes </p>
@@ -602,7 +602,7 @@ <h3 class="callout-title">Keypoints<a class="anchor" aria-label="anchor" href="#
 </div>
 </section></section><section id="aio-docker-hub"><p>Content from <a href="docker-hub.html">The Docker Hub</a></p>
 <hr>
-<p> Last updated on 2023-10-03 | 
+<p> Last updated on 2023-10-10 | 
         
         <a href="https://github.com/UoMResearchIT/docker-introduction/edit/main/episodes/docker-hub.Rmd" class="external-link">Edit this page <i aria-hidden="true" data-feather="edit"></i></a></p>
 <p>Estimated time <i aria-hidden="true" data-feather="clock"></i> 20 minutes </p>
@@ -864,7 +864,7 @@ <h3 class="callout-title">Keypoints<a class="anchor" aria-label="anchor" href="#
 </div>
 </section></section><section id="aio-docker-desktop"><p>Content from <a href="docker-desktop.html">Docker Desktop</a></p>
 <hr>
-<p> Last updated on 2023-10-03 | 
+<p> Last updated on 2023-10-10 | 
         
         <a href="https://github.com/UoMResearchIT/docker-introduction/edit/main/episodes/docker-desktop.Rmd" class="external-link">Edit this page <i aria-hidden="true" data-feather="edit"></i></a></p>
 <p>Estimated time <i aria-hidden="true" data-feather="clock"></i> 20 minutes </p>
@@ -990,7 +990,7 @@ <h4 class="accordion-header" id="headingSolution1">
   Logs tab
   </h4>
 </button>
-<div id="collapseSolution1" class="accordion-collapse collapse" aria-labelledby="headingSolution1" data-bs-parent="#accordionSolution1">
+<div id="collapseSolution1" class="accordion-collapse collapse" data-bs-parent="#accordionSolution1" aria-labelledby="headingSolution1">
 <div class="accordion-body">
 <figure><img src="../fig/docker-desktop/11_hello_log.png" alt="Logs tab in container from hello-world image." class="figure mx-auto d-block"></figure>
 </div>
@@ -1004,7 +1004,7 @@ <h4 class="accordion-header" id="headingSolution2">
   Inspect tab
   </h4>
 </button>
-<div id="collapseSolution2" class="accordion-collapse collapse" aria-labelledby="headingSolution2" data-bs-parent="#accordionSolution2">
+<div id="collapseSolution2" class="accordion-collapse collapse" data-bs-parent="#accordionSolution2" aria-labelledby="headingSolution2">
 <div class="accordion-body">
 <figure><img src="../fig/docker-desktop/12_hello_inspect.png" alt="Inspect tab in container from hello-world image." class="figure mx-auto d-block"></figure>
 </div>
@@ -1018,7 +1018,7 @@ <h4 class="accordion-header" id="headingSolution3">
   Terminal tab
   </h4>
 </button>
-<div id="collapseSolution3" class="accordion-collapse collapse" aria-labelledby="headingSolution3" data-bs-parent="#accordionSolution3">
+<div id="collapseSolution3" class="accordion-collapse collapse" data-bs-parent="#accordionSolution3" aria-labelledby="headingSolution3">
 <div class="accordion-body">
 <figure><img src="../fig/docker-desktop/14_hello_terminal.png" alt="Terminal tab in container from hello-world image." class="figure mx-auto d-block"></figure>
 </div>
@@ -1032,7 +1032,7 @@ <h4 class="accordion-header" id="headingSolution4">
   Stats tab
   </h4>
 </button>
-<div id="collapseSolution4" class="accordion-collapse collapse" aria-labelledby="headingSolution4" data-bs-parent="#accordionSolution4">
+<div id="collapseSolution4" class="accordion-collapse collapse" data-bs-parent="#accordionSolution4" aria-labelledby="headingSolution4">
 <div class="accordion-body">
 <figure><img src="../fig/docker-desktop/13_hello_stats.png" alt="Stats tab in container from hello-world image." class="figure mx-auto d-block"></figure>
 </div>
@@ -1080,7 +1080,7 @@ <h4 class="accordion-header" id="headingSolution5">
   Logs tab
   </h4>
 </button>
-<div id="collapseSolution5" class="accordion-collapse collapse" aria-labelledby="headingSolution5" data-bs-parent="#accordionSolution5">
+<div id="collapseSolution5" class="accordion-collapse collapse" data-bs-parent="#accordionSolution5" aria-labelledby="headingSolution5">
 <div class="accordion-body">
 <figure><img src="../fig/docker-desktop/18_gettingstarted_log.png" alt="Logs tab in container from getting-started image." class="figure mx-auto d-block"></figure>
 </div>
@@ -1094,7 +1094,7 @@ <h4 class="accordion-header" id="headingSolution6">
   Inspect tab
   </h4>
 </button>
-<div id="collapseSolution6" class="accordion-collapse collapse" aria-labelledby="headingSolution6" data-bs-parent="#accordionSolution6">
+<div id="collapseSolution6" class="accordion-collapse collapse" data-bs-parent="#accordionSolution6" aria-labelledby="headingSolution6">
 <div class="accordion-body">
 <figure><img src="../fig/docker-desktop/19_gettingstarted_inspect.png" alt="Inspect tab in container from getting-started image." class="figure mx-auto d-block"></figure>
 </div>
@@ -1108,7 +1108,7 @@ <h4 class="accordion-header" id="headingSolution7">
   Terminal tab
   </h4>
 </button>
-<div id="collapseSolution7" class="accordion-collapse collapse" aria-labelledby="headingSolution7" data-bs-parent="#accordionSolution7">
+<div id="collapseSolution7" class="accordion-collapse collapse" data-bs-parent="#accordionSolution7" aria-labelledby="headingSolution7">
 <div class="accordion-body">
 <figure><img src="../fig/docker-desktop/20_gettingstarted_terminal.png" alt="Terminal tab in container from getting-started image." class="figure mx-auto d-block"></figure>
 </div>
@@ -1122,7 +1122,7 @@ <h4 class="accordion-header" id="headingSolution8">
   Stats tab
   </h4>
 </button>
-<div id="collapseSolution8" class="accordion-collapse collapse" aria-labelledby="headingSolution8" data-bs-parent="#accordionSolution8">
+<div id="collapseSolution8" class="accordion-collapse collapse" data-bs-parent="#accordionSolution8" aria-labelledby="headingSolution8">
 <div class="accordion-body">
 <figure><img src="../fig/docker-desktop/21_gettingstarted_stats.png" alt="Stats tab in container from getting-started image." class="figure mx-auto d-block"></figure>
 </div>
@@ -1154,7 +1154,7 @@ <h4 class="accordion-header" id="headingSolution9">
   Installing htop
   </h4>
 </button>
-<div id="collapseSolution9" class="accordion-collapse collapse" aria-labelledby="headingSolution9" data-bs-parent="#accordionSolution9">
+<div id="collapseSolution9" class="accordion-collapse collapse" data-bs-parent="#accordionSolution9" aria-labelledby="headingSolution9">
 <div class="accordion-body">
 <figure><img src="../fig/docker-desktop/24_gettingstarted_htop.png" alt="Terminal, installing htop inside getting-started container." class="figure mx-auto d-block"></figure>
 </div>
@@ -1168,7 +1168,7 @@ <h4 class="accordion-header" id="headingSolution10">
   Running htop
   </h4>
 </button>
-<div id="collapseSolution10" class="accordion-collapse collapse" aria-labelledby="headingSolution10" data-bs-parent="#accordionSolution10">
+<div id="collapseSolution10" class="accordion-collapse collapse" data-bs-parent="#accordionSolution10" aria-labelledby="headingSolution10">
 <div class="accordion-body">
 <figure><img src="../fig/docker-desktop/25_gettingstarted_htop2.png" alt="Terminal, running htop inside getting-started container." class="figure mx-auto d-block"></figure>
 </div>
@@ -1187,7 +1187,7 @@ <h4 class="accordion-header" id="headingSolution11">
   Terminal tab
   </h4>
 </button>
-<div id="collapseSolution11" class="accordion-collapse collapse" aria-labelledby="headingSolution11" data-bs-parent="#accordionSolution11">
+<div id="collapseSolution11" class="accordion-collapse collapse" data-bs-parent="#accordionSolution11" aria-labelledby="headingSolution11">
 <div class="accordion-body">
 <figure><img src="../fig/docker-desktop/26_gettingstarted_exited_t.png" alt="Terminal tab in container from stopped getting-started image." class="figure mx-auto d-block"></figure>
 </div>
@@ -1201,7 +1201,7 @@ <h4 class="accordion-header" id="headingSolution12">
   Stats tab
   </h4>
 </button>
-<div id="collapseSolution12" class="accordion-collapse collapse" aria-labelledby="headingSolution12" data-bs-parent="#accordionSolution12">
+<div id="collapseSolution12" class="accordion-collapse collapse" data-bs-parent="#accordionSolution12" aria-labelledby="headingSolution12">
 <div class="accordion-body">
 <figure><img src="../fig/docker-desktop/27_gettingstarted_exited_s.png" alt="Stats tab in container from stopped getting-started image." class="figure mx-auto d-block"></figure>
 </div>
@@ -1215,7 +1215,7 @@ <h4 class="accordion-header" id="headingSolution13">
   Container list
   </h4>
 </button>
-<div id="collapseSolution13" class="accordion-collapse collapse" aria-labelledby="headingSolution13" data-bs-parent="#accordionSolution13">
+<div id="collapseSolution13" class="accordion-collapse collapse" data-bs-parent="#accordionSolution13" aria-labelledby="headingSolution13">
 <div class="accordion-body">
 <figure><img src="../fig/docker-desktop/28_gettingstarted_exited_c.png" alt="Container list after stopping getting-started image." class="figure mx-auto d-block"></figure>
 </div>
@@ -1292,7 +1292,7 @@ <h4 class="accordion-header" id="headingSolution14">
   Logs tab
   </h4>
 </button>
-<div id="collapseSolution14" class="accordion-collapse collapse" aria-labelledby="headingSolution14" data-bs-parent="#accordionSolution14">
+<div id="collapseSolution14" class="accordion-collapse collapse" data-bs-parent="#accordionSolution14" aria-labelledby="headingSolution14">
 <div class="accordion-body">
 <figure><img src="../fig/docker-desktop/44_alpine_logs.png" alt="Logs tab in container from alpine image." class="figure mx-auto d-block"></figure>
 </div>
@@ -1306,7 +1306,7 @@ <h4 class="accordion-header" id="headingSolution15">
   Inspect tab
   </h4>
 </button>
-<div id="collapseSolution15" class="accordion-collapse collapse" aria-labelledby="headingSolution15" data-bs-parent="#accordionSolution15">
+<div id="collapseSolution15" class="accordion-collapse collapse" data-bs-parent="#accordionSolution15" aria-labelledby="headingSolution15">
 <div class="accordion-body">
 <figure><img src="../fig/docker-desktop/45_alpine_i.png" alt="Inspect tab in container from alpine image." class="figure mx-auto d-block"></figure>
 </div>
@@ -1320,7 +1320,7 @@ <h4 class="accordion-header" id="headingSolution16">
   Terminal tab
   </h4>
 </button>
-<div id="collapseSolution16" class="accordion-collapse collapse" aria-labelledby="headingSolution16" data-bs-parent="#accordionSolution16">
+<div id="collapseSolution16" class="accordion-collapse collapse" data-bs-parent="#accordionSolution16" aria-labelledby="headingSolution16">
 <div class="accordion-body">
 <figure><img src="../fig/docker-desktop/46_alpine_t.png" alt="Terminal tab in container from alpine image." class="figure mx-auto d-block"></figure>
 </div>
@@ -1334,7 +1334,7 @@ <h4 class="accordion-header" id="headingSolution17">
   Stats tab
   </h4>
 </button>
-<div id="collapseSolution17" class="accordion-collapse collapse" aria-labelledby="headingSolution17" data-bs-parent="#accordionSolution17">
+<div id="collapseSolution17" class="accordion-collapse collapse" data-bs-parent="#accordionSolution17" aria-labelledby="headingSolution17">
 <div class="accordion-body">
 <figure><img src="../fig/docker-desktop/47_alpine_s.png" alt="Stats tab in container from alpine image." class="figure mx-auto d-block"></figure>
 </div>
@@ -1357,7 +1357,7 @@ <h4 class="accordion-header" id="headingSolution18">
   Logs tab
   </h4>
 </button>
-<div id="collapseSolution18" class="accordion-collapse collapse" aria-labelledby="headingSolution18" data-bs-parent="#accordionSolution18">
+<div id="collapseSolution18" class="accordion-collapse collapse" data-bs-parent="#accordionSolution18" aria-labelledby="headingSolution18">
 <div class="accordion-body">
 <figure><img src="../fig/docker-desktop/50_cowsay_logs.png" alt="Logs tab in container from cowsay image." class="figure mx-auto d-block"></figure>
 </div>
@@ -1371,7 +1371,7 @@ <h4 class="accordion-header" id="headingSolution19">
   Inspect tab
   </h4>
 </button>
-<div id="collapseSolution19" class="accordion-collapse collapse" aria-labelledby="headingSolution19" data-bs-parent="#accordionSolution19">
+<div id="collapseSolution19" class="accordion-collapse collapse" data-bs-parent="#accordionSolution19" aria-labelledby="headingSolution19">
 <div class="accordion-body">
 <figure><img src="../fig/docker-desktop/51_cowsay_inspect.png" alt="Inspect tab in container from cowsay image." class="figure mx-auto d-block"></figure>
 </div>
@@ -1385,7 +1385,7 @@ <h4 class="accordion-header" id="headingSolution20">
   Terminal tab
   </h4>
 </button>
-<div id="collapseSolution20" class="accordion-collapse collapse" aria-labelledby="headingSolution20" data-bs-parent="#accordionSolution20">
+<div id="collapseSolution20" class="accordion-collapse collapse" data-bs-parent="#accordionSolution20" aria-labelledby="headingSolution20">
 <div class="accordion-body">
 <figure><img src="../fig/docker-desktop/52_cowsay_term.png" alt="Terminal tab in container from cowsay image." class="figure mx-auto d-block"></figure>
 </div>
@@ -1399,7 +1399,7 @@ <h4 class="accordion-header" id="headingSolution21">
   Stats tab
   </h4>
 </button>
-<div id="collapseSolution21" class="accordion-collapse collapse" aria-labelledby="headingSolution21" data-bs-parent="#accordionSolution21">
+<div id="collapseSolution21" class="accordion-collapse collapse" data-bs-parent="#accordionSolution21" aria-labelledby="headingSolution21">
 <div class="accordion-body">
 <figure><img src="../fig/docker-desktop/53_cowsay_stats.png" alt="Stats tab in container from cowsay image." class="figure mx-auto d-block"></figure>
 </div>
@@ -1448,7 +1448,7 @@ <h3 class="callout-title">Keypoints<a class="anchor" aria-label="anchor" href="#
 </div>
 </section></section><section id="aio-docker-cli"><p>Content from <a href="docker-cli.html">Using the Docker command line</a></p>
 <hr>
-<p> Last updated on 2023-10-03 | 
+<p> Last updated on 2023-10-10 | 
         
         <a href="https://github.com/UoMResearchIT/docker-introduction/edit/main/episodes/docker-cli.Rmd" class="external-link">Edit this page <i aria-hidden="true" data-feather="edit"></i></a></p>
 <p>Estimated time <i aria-hidden="true" data-feather="clock"></i> 198 minutes </p>
@@ -2146,7 +2146,7 @@ <h3 class="callout-title">Keypoints<a class="anchor" aria-label="anchor" href="#
 </div>
 </section></section><section id="aio-creating-container-images"><p>Content from <a href="creating-container-images.html">Creating Your Own Container Images</a></p>
 <hr>
-<p> Last updated on 2023-10-03 | 
+<p> Last updated on 2023-10-10 | 
         
         <a href="https://github.com/UoMResearchIT/docker-introduction/edit/main/episodes/creating-container-images.Rmd" class="external-link">Edit this page <i aria-hidden="true" data-feather="edit"></i></a></p>
 <p>Estimated time <i aria-hidden="true" data-feather="clock"></i> 35 minutes </p>
@@ -2261,7 +2261,7 @@ <h4 class="accordion-header" id="headingSolution1">
   Show me the solution
   </h4>
 </button>
-<div id="collapseSolution1" class="accordion-collapse collapse" data-bs-parent="#accordionSolution1" aria-labelledby="headingSolution1">
+<div id="collapseSolution1" class="accordion-collapse collapse" aria-labelledby="headingSolution1" data-bs-parent="#accordionSolution1">
 <div class="accordion-body">
 <p>A quick search should hopefully show that the way to install R on
 Alpine Linux is:</p>
@@ -2370,7 +2370,7 @@ <h4 class="accordion-header" id="headingSolution2">
   Solution:
   </h4>
 </button>
-<div id="collapseSolution2" class="accordion-collapse collapse" data-bs-parent="#accordionSolution2" aria-labelledby="headingSolution2">
+<div id="collapseSolution2" class="accordion-collapse collapse" aria-labelledby="headingSolution2" data-bs-parent="#accordionSolution2">
 <div class="accordion-body">
 <p>Based on our experience above, edit the <code>Dockerfile</code> (in
 your text editor of choice) to look like this:</p>
@@ -2474,7 +2474,7 @@ <h4 class="accordion-header" id="headingSolution3">
   Show me the solution
   </h4>
 </button>
-<div id="collapseSolution3" class="accordion-collapse collapse" data-bs-parent="#accordionSolution3" aria-labelledby="headingSolution3">
+<div id="collapseSolution3" class="accordion-collapse collapse" aria-labelledby="headingSolution3" data-bs-parent="#accordionSolution3">
 <div class="accordion-body">
 <ol style="list-style-type: decimal">
 <li><p>To see your new image, run <code>docker image ls</code>. You
@@ -2647,7 +2647,7 @@ <h3 class="callout-title">Keypoints<a class="anchor" aria-label="anchor" href="#
 </div>
 </section></section><section id="aio-advanced-containers"><p>Content from <a href="advanced-containers.html">Creating More Complex Container Images</a></p>
 <hr>
-<p> Last updated on 2023-10-03 | 
+<p> Last updated on 2023-10-10 | 
         
         <a href="https://github.com/UoMResearchIT/docker-introduction/edit/main/episodes/advanced-containers.Rmd" class="external-link">Edit this page <i aria-hidden="true" data-feather="edit"></i></a></p>
 <p>Estimated time <i aria-hidden="true" data-feather="clock"></i> 60 minutes </p>
@@ -2857,7 +2857,7 @@ <h4 class="accordion-header" id="headingSolution1">
   Show me the solution
   </h4>
 </button>
-<div id="collapseSolution1" class="accordion-collapse collapse" aria-labelledby="headingSolution1" data-bs-parent="#accordionSolution1">
+<div id="collapseSolution1" class="accordion-collapse collapse" data-bs-parent="#accordionSolution1" aria-labelledby="headingSolution1">
 <div class="accordion-body">
 <p>This script comes from <a href="https://wiki.python.org/moin/SimplePrograms" class="external-link">the Python Wiki</a>
 and is set to add all numbers that are passed to it as arguments.</p>
@@ -2886,7 +2886,7 @@ <h4 class="accordion-header" id="headingSolution2">
   Show me the solution
   </h4>
 </button>
-<div id="collapseSolution2" class="accordion-collapse collapse" aria-labelledby="headingSolution2" data-bs-parent="#accordionSolution2">
+<div id="collapseSolution2" class="accordion-collapse collapse" data-bs-parent="#accordionSolution2" aria-labelledby="headingSolution2">
 <div class="accordion-body">
 <p>Here’s a breakdown of each piece of the command above</p>
 <ul>
@@ -2932,7 +2932,7 @@ <h4 class="accordion-header" id="headingSolution3">
   Show me the solution
   </h4>
 </button>
-<div id="collapseSolution3" class="accordion-collapse collapse" aria-labelledby="headingSolution3" data-bs-parent="#accordionSolution3">
+<div id="collapseSolution3" class="accordion-collapse collapse" data-bs-parent="#accordionSolution3" aria-labelledby="headingSolution3">
 <div class="accordion-body">
 <p>The docker command to run the container interactively is:</p>
 <div class="codewrapper sourceCode" id="cb8">
@@ -3038,7 +3038,7 @@ <h4 class="accordion-header" id="headingSolution4">
   Show me the solution
   </h4>
 </button>
-<div id="collapseSolution4" class="accordion-collapse collapse" aria-labelledby="headingSolution4" data-bs-parent="#accordionSolution4">
+<div id="collapseSolution4" class="accordion-collapse collapse" data-bs-parent="#accordionSolution4" aria-labelledby="headingSolution4">
 <div class="accordion-body">
 <p>You can start the container interactively like so:</p>
 <div class="codewrapper sourceCode" id="cb14">
@@ -3293,8 +3293,8 @@ <h3 class="callout-title">Keypoints<a class="anchor" aria-label="anchor" href="#
         
         <p><a href="https://creativecommons.org/licenses/by-sa/4.0/" class="external-link">Template licensed under CC-BY 4.0</a> by <a href="https://carpentries.org" class="external-link">The Carpentries</a></p>
         <p>Built with <a href="https://github.com/carpentries/sandpaper/tree/0.14.0" class="external-link">sandpaper (0.14.0)</a>,
-        <a href="https://github.com/carpentries/pegboard/tree/0.7.0" class="external-link">pegboard (0.7.0)</a>,
-      and <a href="https://github.com/carpentries/varnish/tree/0.3.0" class="external-link">varnish (0.3.0)</a>.</p>
+        <a href="https://github.com/carpentries/pegboard/tree/0.7.1" class="external-link">pegboard (0.7.1)</a>,
+      and <a href="https://github.com/carpentries/varnish/tree/0.3.1" class="external-link">varnish (0.3.1)</a>.</p>
 			</div>
 		</footer>
 </div> <!-- / div.container -->
@@ -3316,8 +3316,8 @@ <h3 class="callout-title">Keypoints<a class="anchor" aria-label="anchor" href="#
   "url": "https://uomresearchit.github.io/docker-introduction/instructor/aio.html",
   "identifier": "https://uomresearchit.github.io/docker-introduction/instructor/aio.html",
   "dateCreated": "2015-04-18",
-  "dateModified": "2023-10-03",
-  "datePublished": "2023-10-03"
+  "dateModified": "2023-10-10",
+  "datePublished": "2023-10-10"
 }
 
   </script><script>
diff --git a/instructor/creating-container-images.html b/instructor/creating-container-images.html
index 862b91f9..e9ba683f 100644
--- a/instructor/creating-container-images.html
+++ b/instructor/creating-container-images.html
@@ -271,7 +271,7 @@ <h2 class="accordion-header" id="flush-headingTwelve">
       </div>
       <hr></nav><main id="main-content" class="main-content"><div class="container lesson-content">
         <h1>Creating Your Own Container Images</h1>
-        <p> Last updated on 2023-10-03 | 
+        <p> Last updated on 2023-10-10 | 
         
         <a href="https://github.com/UoMResearchIT/docker-introduction/edit/main/episodes/creating-container-images.Rmd" class="external-link">Edit this page <i aria-hidden="true" data-feather="edit"></i></a></p>
         
@@ -386,7 +386,7 @@ <h4 class="accordion-header" id="headingSolution1">
   Show me the solution
   </h4>
 </button>
-<div id="collapseSolution1" class="accordion-collapse collapse" data-bs-parent="#accordionSolution1" aria-labelledby="headingSolution1">
+<div id="collapseSolution1" class="accordion-collapse collapse" aria-labelledby="headingSolution1" data-bs-parent="#accordionSolution1">
 <div class="accordion-body">
 <p>A quick search should hopefully show that the way to install R on
 Alpine Linux is:</p>
@@ -492,7 +492,7 @@ <h4 class="accordion-header" id="headingSolution2">
   Solution:
   </h4>
 </button>
-<div id="collapseSolution2" class="accordion-collapse collapse" data-bs-parent="#accordionSolution2" aria-labelledby="headingSolution2">
+<div id="collapseSolution2" class="accordion-collapse collapse" aria-labelledby="headingSolution2" data-bs-parent="#accordionSolution2">
 <div class="accordion-body">
 <p>Based on our experience above, edit the <code>Dockerfile</code> (in
 your text editor of choice) to look like this:</p>
@@ -591,7 +591,7 @@ <h4 class="accordion-header" id="headingSolution3">
   Show me the solution
   </h4>
 </button>
-<div id="collapseSolution3" class="accordion-collapse collapse" data-bs-parent="#accordionSolution3" aria-labelledby="headingSolution3">
+<div id="collapseSolution3" class="accordion-collapse collapse" aria-labelledby="headingSolution3" data-bs-parent="#accordionSolution3">
 <div class="accordion-body">
 <ol style="list-style-type: decimal"><li><p>To see your new image, run <code>docker image ls</code>. You
 should see the name of your new container image under the “REPOSITORY”
@@ -787,8 +787,8 @@ <h3 class="callout-title">Keypoints<a class="anchor" aria-label="anchor" href="#
         
         <p><a href="https://creativecommons.org/licenses/by-sa/4.0/" class="external-link">Template licensed under CC-BY 4.0</a> by <a href="https://carpentries.org" class="external-link">The Carpentries</a></p>
         <p>Built with <a href="https://github.com/carpentries/sandpaper/tree/0.14.0" class="external-link">sandpaper (0.14.0)</a>,
-        <a href="https://github.com/carpentries/pegboard/tree/0.7.0" class="external-link">pegboard (0.7.0)</a>,
-      and <a href="https://github.com/carpentries/varnish/tree/0.3.0" class="external-link">varnish (0.3.0)</a>.</p>
+        <a href="https://github.com/carpentries/pegboard/tree/0.7.1" class="external-link">pegboard (0.7.1)</a>,
+      and <a href="https://github.com/carpentries/varnish/tree/0.3.1" class="external-link">varnish (0.3.1)</a>.</p>
 			</div>
 		</footer></div> <!-- / div.container -->
 	<div id="to-top">
@@ -809,8 +809,8 @@ <h3 class="callout-title">Keypoints<a class="anchor" aria-label="anchor" href="#
   "url": "https://uomresearchit.github.io/docker-introduction/instructor/creating-container-images.html",
   "identifier": "https://uomresearchit.github.io/docker-introduction/instructor/creating-container-images.html",
   "dateCreated": "2015-04-18",
-  "dateModified": "2023-10-03",
-  "datePublished": "2023-10-03"
+  "dateModified": "2023-10-10",
+  "datePublished": "2023-10-10"
 }
 
   </script><script>
diff --git a/instructor/docker-cli.html b/instructor/docker-cli.html
index 63e62d53..a93d8f9c 100644
--- a/instructor/docker-cli.html
+++ b/instructor/docker-cli.html
@@ -280,7 +280,7 @@ <h2 class="accordion-header" id="flush-headingTwelve">
       </div>
       <hr></nav><main id="main-content" class="main-content"><div class="container lesson-content">
         <h1>Using the Docker command line</h1>
-        <p> Last updated on 2023-10-03 | 
+        <p> Last updated on 2023-10-10 | 
         
         <a href="https://github.com/UoMResearchIT/docker-introduction/edit/main/episodes/docker-cli.Rmd" class="external-link">Edit this page <i aria-hidden="true" data-feather="edit"></i></a></p>
         
@@ -982,8 +982,8 @@ <h3 class="callout-title">Keypoints<a class="anchor" aria-label="anchor" href="#
         
         <p><a href="https://creativecommons.org/licenses/by-sa/4.0/" class="external-link">Template licensed under CC-BY 4.0</a> by <a href="https://carpentries.org" class="external-link">The Carpentries</a></p>
         <p>Built with <a href="https://github.com/carpentries/sandpaper/tree/0.14.0" class="external-link">sandpaper (0.14.0)</a>,
-        <a href="https://github.com/carpentries/pegboard/tree/0.7.0" class="external-link">pegboard (0.7.0)</a>,
-      and <a href="https://github.com/carpentries/varnish/tree/0.3.0" class="external-link">varnish (0.3.0)</a>.</p>
+        <a href="https://github.com/carpentries/pegboard/tree/0.7.1" class="external-link">pegboard (0.7.1)</a>,
+      and <a href="https://github.com/carpentries/varnish/tree/0.3.1" class="external-link">varnish (0.3.1)</a>.</p>
 			</div>
 		</footer></div> <!-- / div.container -->
 	<div id="to-top">
@@ -1004,8 +1004,8 @@ <h3 class="callout-title">Keypoints<a class="anchor" aria-label="anchor" href="#
   "url": "https://uomresearchit.github.io/docker-introduction/instructor/docker-cli.html",
   "identifier": "https://uomresearchit.github.io/docker-introduction/instructor/docker-cli.html",
   "dateCreated": "2015-04-18",
-  "dateModified": "2023-10-03",
-  "datePublished": "2023-10-03"
+  "dateModified": "2023-10-10",
+  "datePublished": "2023-10-10"
 }
 
   </script><script>
diff --git a/instructor/docker-desktop.html b/instructor/docker-desktop.html
index 43cf7726..77438997 100644
--- a/instructor/docker-desktop.html
+++ b/instructor/docker-desktop.html
@@ -272,7 +272,7 @@ <h2 class="accordion-header" id="flush-headingTwelve">
       </div>
       <hr></nav><main id="main-content" class="main-content"><div class="container lesson-content">
         <h1>Docker Desktop</h1>
-        <p> Last updated on 2023-10-03 | 
+        <p> Last updated on 2023-10-10 | 
         
         <a href="https://github.com/UoMResearchIT/docker-introduction/edit/main/episodes/docker-desktop.Rmd" class="external-link">Edit this page <i aria-hidden="true" data-feather="edit"></i></a></p>
         
@@ -398,7 +398,7 @@ <h4 class="accordion-header" id="headingSolution1">
   Logs tab
   </h4>
 </button>
-<div id="collapseSolution1" class="accordion-collapse collapse" aria-labelledby="headingSolution1" data-bs-parent="#accordionSolution1">
+<div id="collapseSolution1" class="accordion-collapse collapse" data-bs-parent="#accordionSolution1" aria-labelledby="headingSolution1">
 <div class="accordion-body">
 <figure><img src="../fig/docker-desktop/11_hello_log.png" alt="Logs tab in container from hello-world image." class="figure mx-auto d-block"></figure></div>
 </div>
@@ -411,7 +411,7 @@ <h4 class="accordion-header" id="headingSolution2">
   Inspect tab
   </h4>
 </button>
-<div id="collapseSolution2" class="accordion-collapse collapse" aria-labelledby="headingSolution2" data-bs-parent="#accordionSolution2">
+<div id="collapseSolution2" class="accordion-collapse collapse" data-bs-parent="#accordionSolution2" aria-labelledby="headingSolution2">
 <div class="accordion-body">
 <figure><img src="../fig/docker-desktop/12_hello_inspect.png" alt="Inspect tab in container from hello-world image." class="figure mx-auto d-block"></figure></div>
 </div>
@@ -424,7 +424,7 @@ <h4 class="accordion-header" id="headingSolution3">
   Terminal tab
   </h4>
 </button>
-<div id="collapseSolution3" class="accordion-collapse collapse" aria-labelledby="headingSolution3" data-bs-parent="#accordionSolution3">
+<div id="collapseSolution3" class="accordion-collapse collapse" data-bs-parent="#accordionSolution3" aria-labelledby="headingSolution3">
 <div class="accordion-body">
 <figure><img src="../fig/docker-desktop/14_hello_terminal.png" alt="Terminal tab in container from hello-world image." class="figure mx-auto d-block"></figure></div>
 </div>
@@ -437,7 +437,7 @@ <h4 class="accordion-header" id="headingSolution4">
   Stats tab
   </h4>
 </button>
-<div id="collapseSolution4" class="accordion-collapse collapse" aria-labelledby="headingSolution4" data-bs-parent="#accordionSolution4">
+<div id="collapseSolution4" class="accordion-collapse collapse" data-bs-parent="#accordionSolution4" aria-labelledby="headingSolution4">
 <div class="accordion-body">
 <figure><img src="../fig/docker-desktop/13_hello_stats.png" alt="Stats tab in container from hello-world image." class="figure mx-auto d-block"></figure></div>
 </div>
@@ -483,7 +483,7 @@ <h4 class="accordion-header" id="headingSolution5">
   Logs tab
   </h4>
 </button>
-<div id="collapseSolution5" class="accordion-collapse collapse" aria-labelledby="headingSolution5" data-bs-parent="#accordionSolution5">
+<div id="collapseSolution5" class="accordion-collapse collapse" data-bs-parent="#accordionSolution5" aria-labelledby="headingSolution5">
 <div class="accordion-body">
 <figure><img src="../fig/docker-desktop/18_gettingstarted_log.png" alt="Logs tab in container from getting-started image." class="figure mx-auto d-block"></figure></div>
 </div>
@@ -496,7 +496,7 @@ <h4 class="accordion-header" id="headingSolution6">
   Inspect tab
   </h4>
 </button>
-<div id="collapseSolution6" class="accordion-collapse collapse" aria-labelledby="headingSolution6" data-bs-parent="#accordionSolution6">
+<div id="collapseSolution6" class="accordion-collapse collapse" data-bs-parent="#accordionSolution6" aria-labelledby="headingSolution6">
 <div class="accordion-body">
 <figure><img src="../fig/docker-desktop/19_gettingstarted_inspect.png" alt="Inspect tab in container from getting-started image." class="figure mx-auto d-block"></figure></div>
 </div>
@@ -509,7 +509,7 @@ <h4 class="accordion-header" id="headingSolution7">
   Terminal tab
   </h4>
 </button>
-<div id="collapseSolution7" class="accordion-collapse collapse" aria-labelledby="headingSolution7" data-bs-parent="#accordionSolution7">
+<div id="collapseSolution7" class="accordion-collapse collapse" data-bs-parent="#accordionSolution7" aria-labelledby="headingSolution7">
 <div class="accordion-body">
 <figure><img src="../fig/docker-desktop/20_gettingstarted_terminal.png" alt="Terminal tab in container from getting-started image." class="figure mx-auto d-block"></figure></div>
 </div>
@@ -522,7 +522,7 @@ <h4 class="accordion-header" id="headingSolution8">
   Stats tab
   </h4>
 </button>
-<div id="collapseSolution8" class="accordion-collapse collapse" aria-labelledby="headingSolution8" data-bs-parent="#accordionSolution8">
+<div id="collapseSolution8" class="accordion-collapse collapse" data-bs-parent="#accordionSolution8" aria-labelledby="headingSolution8">
 <div class="accordion-body">
 <figure><img src="../fig/docker-desktop/21_gettingstarted_stats.png" alt="Stats tab in container from getting-started image." class="figure mx-auto d-block"></figure></div>
 </div>
@@ -553,7 +553,7 @@ <h4 class="accordion-header" id="headingSolution9">
   Installing htop
   </h4>
 </button>
-<div id="collapseSolution9" class="accordion-collapse collapse" aria-labelledby="headingSolution9" data-bs-parent="#accordionSolution9">
+<div id="collapseSolution9" class="accordion-collapse collapse" data-bs-parent="#accordionSolution9" aria-labelledby="headingSolution9">
 <div class="accordion-body">
 <figure><img src="../fig/docker-desktop/24_gettingstarted_htop.png" alt="Terminal, installing htop inside getting-started container." class="figure mx-auto d-block"></figure></div>
 </div>
@@ -566,7 +566,7 @@ <h4 class="accordion-header" id="headingSolution10">
   Running htop
   </h4>
 </button>
-<div id="collapseSolution10" class="accordion-collapse collapse" aria-labelledby="headingSolution10" data-bs-parent="#accordionSolution10">
+<div id="collapseSolution10" class="accordion-collapse collapse" data-bs-parent="#accordionSolution10" aria-labelledby="headingSolution10">
 <div class="accordion-body">
 <figure><img src="../fig/docker-desktop/25_gettingstarted_htop2.png" alt="Terminal, running htop inside getting-started container." class="figure mx-auto d-block"></figure></div>
 </div>
@@ -584,7 +584,7 @@ <h4 class="accordion-header" id="headingSolution11">
   Terminal tab
   </h4>
 </button>
-<div id="collapseSolution11" class="accordion-collapse collapse" aria-labelledby="headingSolution11" data-bs-parent="#accordionSolution11">
+<div id="collapseSolution11" class="accordion-collapse collapse" data-bs-parent="#accordionSolution11" aria-labelledby="headingSolution11">
 <div class="accordion-body">
 <figure><img src="../fig/docker-desktop/26_gettingstarted_exited_t.png" alt="Terminal tab in container from stopped getting-started image." class="figure mx-auto d-block"></figure></div>
 </div>
@@ -597,7 +597,7 @@ <h4 class="accordion-header" id="headingSolution12">
   Stats tab
   </h4>
 </button>
-<div id="collapseSolution12" class="accordion-collapse collapse" aria-labelledby="headingSolution12" data-bs-parent="#accordionSolution12">
+<div id="collapseSolution12" class="accordion-collapse collapse" data-bs-parent="#accordionSolution12" aria-labelledby="headingSolution12">
 <div class="accordion-body">
 <figure><img src="../fig/docker-desktop/27_gettingstarted_exited_s.png" alt="Stats tab in container from stopped getting-started image." class="figure mx-auto d-block"></figure></div>
 </div>
@@ -610,7 +610,7 @@ <h4 class="accordion-header" id="headingSolution13">
   Container list
   </h4>
 </button>
-<div id="collapseSolution13" class="accordion-collapse collapse" aria-labelledby="headingSolution13" data-bs-parent="#accordionSolution13">
+<div id="collapseSolution13" class="accordion-collapse collapse" data-bs-parent="#accordionSolution13" aria-labelledby="headingSolution13">
 <div class="accordion-body">
 <figure><img src="../fig/docker-desktop/28_gettingstarted_exited_c.png" alt="Container list after stopping getting-started image." class="figure mx-auto d-block"></figure></div>
 </div>
@@ -683,7 +683,7 @@ <h4 class="accordion-header" id="headingSolution14">
   Logs tab
   </h4>
 </button>
-<div id="collapseSolution14" class="accordion-collapse collapse" aria-labelledby="headingSolution14" data-bs-parent="#accordionSolution14">
+<div id="collapseSolution14" class="accordion-collapse collapse" data-bs-parent="#accordionSolution14" aria-labelledby="headingSolution14">
 <div class="accordion-body">
 <figure><img src="../fig/docker-desktop/44_alpine_logs.png" alt="Logs tab in container from alpine image." class="figure mx-auto d-block"></figure></div>
 </div>
@@ -696,7 +696,7 @@ <h4 class="accordion-header" id="headingSolution15">
   Inspect tab
   </h4>
 </button>
-<div id="collapseSolution15" class="accordion-collapse collapse" aria-labelledby="headingSolution15" data-bs-parent="#accordionSolution15">
+<div id="collapseSolution15" class="accordion-collapse collapse" data-bs-parent="#accordionSolution15" aria-labelledby="headingSolution15">
 <div class="accordion-body">
 <figure><img src="../fig/docker-desktop/45_alpine_i.png" alt="Inspect tab in container from alpine image." class="figure mx-auto d-block"></figure></div>
 </div>
@@ -709,7 +709,7 @@ <h4 class="accordion-header" id="headingSolution16">
   Terminal tab
   </h4>
 </button>
-<div id="collapseSolution16" class="accordion-collapse collapse" aria-labelledby="headingSolution16" data-bs-parent="#accordionSolution16">
+<div id="collapseSolution16" class="accordion-collapse collapse" data-bs-parent="#accordionSolution16" aria-labelledby="headingSolution16">
 <div class="accordion-body">
 <figure><img src="../fig/docker-desktop/46_alpine_t.png" alt="Terminal tab in container from alpine image." class="figure mx-auto d-block"></figure></div>
 </div>
@@ -722,7 +722,7 @@ <h4 class="accordion-header" id="headingSolution17">
   Stats tab
   </h4>
 </button>
-<div id="collapseSolution17" class="accordion-collapse collapse" aria-labelledby="headingSolution17" data-bs-parent="#accordionSolution17">
+<div id="collapseSolution17" class="accordion-collapse collapse" data-bs-parent="#accordionSolution17" aria-labelledby="headingSolution17">
 <div class="accordion-body">
 <figure><img src="../fig/docker-desktop/47_alpine_s.png" alt="Stats tab in container from alpine image." class="figure mx-auto d-block"></figure></div>
 </div>
@@ -744,7 +744,7 @@ <h4 class="accordion-header" id="headingSolution18">
   Logs tab
   </h4>
 </button>
-<div id="collapseSolution18" class="accordion-collapse collapse" aria-labelledby="headingSolution18" data-bs-parent="#accordionSolution18">
+<div id="collapseSolution18" class="accordion-collapse collapse" data-bs-parent="#accordionSolution18" aria-labelledby="headingSolution18">
 <div class="accordion-body">
 <figure><img src="../fig/docker-desktop/50_cowsay_logs.png" alt="Logs tab in container from cowsay image." class="figure mx-auto d-block"></figure></div>
 </div>
@@ -757,7 +757,7 @@ <h4 class="accordion-header" id="headingSolution19">
   Inspect tab
   </h4>
 </button>
-<div id="collapseSolution19" class="accordion-collapse collapse" aria-labelledby="headingSolution19" data-bs-parent="#accordionSolution19">
+<div id="collapseSolution19" class="accordion-collapse collapse" data-bs-parent="#accordionSolution19" aria-labelledby="headingSolution19">
 <div class="accordion-body">
 <figure><img src="../fig/docker-desktop/51_cowsay_inspect.png" alt="Inspect tab in container from cowsay image." class="figure mx-auto d-block"></figure></div>
 </div>
@@ -770,7 +770,7 @@ <h4 class="accordion-header" id="headingSolution20">
   Terminal tab
   </h4>
 </button>
-<div id="collapseSolution20" class="accordion-collapse collapse" aria-labelledby="headingSolution20" data-bs-parent="#accordionSolution20">
+<div id="collapseSolution20" class="accordion-collapse collapse" data-bs-parent="#accordionSolution20" aria-labelledby="headingSolution20">
 <div class="accordion-body">
 <figure><img src="../fig/docker-desktop/52_cowsay_term.png" alt="Terminal tab in container from cowsay image." class="figure mx-auto d-block"></figure></div>
 </div>
@@ -783,7 +783,7 @@ <h4 class="accordion-header" id="headingSolution21">
   Stats tab
   </h4>
 </button>
-<div id="collapseSolution21" class="accordion-collapse collapse" aria-labelledby="headingSolution21" data-bs-parent="#accordionSolution21">
+<div id="collapseSolution21" class="accordion-collapse collapse" data-bs-parent="#accordionSolution21" aria-labelledby="headingSolution21">
 <div class="accordion-body">
 <figure><img src="../fig/docker-desktop/53_cowsay_stats.png" alt="Stats tab in container from cowsay image." class="figure mx-auto d-block"></figure></div>
 </div>
@@ -864,8 +864,8 @@ <h3 class="callout-title">Keypoints<a class="anchor" aria-label="anchor" href="#
         
         <p><a href="https://creativecommons.org/licenses/by-sa/4.0/" class="external-link">Template licensed under CC-BY 4.0</a> by <a href="https://carpentries.org" class="external-link">The Carpentries</a></p>
         <p>Built with <a href="https://github.com/carpentries/sandpaper/tree/0.14.0" class="external-link">sandpaper (0.14.0)</a>,
-        <a href="https://github.com/carpentries/pegboard/tree/0.7.0" class="external-link">pegboard (0.7.0)</a>,
-      and <a href="https://github.com/carpentries/varnish/tree/0.3.0" class="external-link">varnish (0.3.0)</a>.</p>
+        <a href="https://github.com/carpentries/pegboard/tree/0.7.1" class="external-link">pegboard (0.7.1)</a>,
+      and <a href="https://github.com/carpentries/varnish/tree/0.3.1" class="external-link">varnish (0.3.1)</a>.</p>
 			</div>
 		</footer></div> <!-- / div.container -->
 	<div id="to-top">
@@ -886,8 +886,8 @@ <h3 class="callout-title">Keypoints<a class="anchor" aria-label="anchor" href="#
   "url": "https://uomresearchit.github.io/docker-introduction/instructor/docker-desktop.html",
   "identifier": "https://uomresearchit.github.io/docker-introduction/instructor/docker-desktop.html",
   "dateCreated": "2015-04-18",
-  "dateModified": "2023-10-03",
-  "datePublished": "2023-10-03"
+  "dateModified": "2023-10-10",
+  "datePublished": "2023-10-10"
 }
 
   </script><script>
diff --git a/instructor/docker-hub.html b/instructor/docker-hub.html
index 5cbadc27..18619091 100644
--- a/instructor/docker-hub.html
+++ b/instructor/docker-hub.html
@@ -270,7 +270,7 @@ <h2 class="accordion-header" id="flush-headingTwelve">
       </div>
       <hr></nav><main id="main-content" class="main-content"><div class="container lesson-content">
         <h1>The Docker Hub</h1>
-        <p> Last updated on 2023-10-03 | 
+        <p> Last updated on 2023-10-10 | 
         
         <a href="https://github.com/UoMResearchIT/docker-introduction/edit/main/episodes/docker-hub.Rmd" class="external-link">Edit this page <i aria-hidden="true" data-feather="edit"></i></a></p>
         
@@ -554,8 +554,8 @@ <h3 class="callout-title">Keypoints<a class="anchor" aria-label="anchor" href="#
         
         <p><a href="https://creativecommons.org/licenses/by-sa/4.0/" class="external-link">Template licensed under CC-BY 4.0</a> by <a href="https://carpentries.org" class="external-link">The Carpentries</a></p>
         <p>Built with <a href="https://github.com/carpentries/sandpaper/tree/0.14.0" class="external-link">sandpaper (0.14.0)</a>,
-        <a href="https://github.com/carpentries/pegboard/tree/0.7.0" class="external-link">pegboard (0.7.0)</a>,
-      and <a href="https://github.com/carpentries/varnish/tree/0.3.0" class="external-link">varnish (0.3.0)</a>.</p>
+        <a href="https://github.com/carpentries/pegboard/tree/0.7.1" class="external-link">pegboard (0.7.1)</a>,
+      and <a href="https://github.com/carpentries/varnish/tree/0.3.1" class="external-link">varnish (0.3.1)</a>.</p>
 			</div>
 		</footer></div> <!-- / div.container -->
 	<div id="to-top">
@@ -576,8 +576,8 @@ <h3 class="callout-title">Keypoints<a class="anchor" aria-label="anchor" href="#
   "url": "https://uomresearchit.github.io/docker-introduction/instructor/docker-hub.html",
   "identifier": "https://uomresearchit.github.io/docker-introduction/instructor/docker-hub.html",
   "dateCreated": "2015-04-18",
-  "dateModified": "2023-10-03",
-  "datePublished": "2023-10-03"
+  "dateModified": "2023-10-10",
+  "datePublished": "2023-10-10"
 }
 
   </script><script>
diff --git a/instructor/images.html b/instructor/images.html
index 6fcb1f67..c4a4c926 100644
--- a/instructor/images.html
+++ b/instructor/images.html
@@ -604,8 +604,8 @@ <h3 id="docker-cli-figure-5">Figure 5</h3>
         
         <p><a href="https://creativecommons.org/licenses/by-sa/4.0/" class="external-link">Template licensed under CC-BY 4.0</a> by <a href="https://carpentries.org" class="external-link">The Carpentries</a></p>
         <p>Built with <a href="https://github.com/carpentries/sandpaper/tree/0.14.0" class="external-link">sandpaper (0.14.0)</a>,
-        <a href="https://github.com/carpentries/pegboard/tree/0.7.0" class="external-link">pegboard (0.7.0)</a>,
-      and <a href="https://github.com/carpentries/varnish/tree/0.3.0" class="external-link">varnish (0.3.0)</a>.</p>
+        <a href="https://github.com/carpentries/pegboard/tree/0.7.1" class="external-link">pegboard (0.7.1)</a>,
+      and <a href="https://github.com/carpentries/varnish/tree/0.3.1" class="external-link">varnish (0.3.1)</a>.</p>
 			</div>
 		</footer>
 </div> <!-- / div.container -->
@@ -627,8 +627,8 @@ <h3 id="docker-cli-figure-5">Figure 5</h3>
   "url": "https://uomresearchit.github.io/docker-introduction/instructor/images.html",
   "identifier": "https://uomresearchit.github.io/docker-introduction/instructor/images.html",
   "dateCreated": "2015-04-18",
-  "dateModified": "2023-10-03",
-  "datePublished": "2023-10-03"
+  "dateModified": "2023-10-10",
+  "datePublished": "2023-10-10"
 }
 
   </script><script>
diff --git a/instructor/index.html b/instructor/index.html
index 9561ad49..45e6e213 100644
--- a/instructor/index.html
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+        <p> Last updated on 2023-10-10 | 
         
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index 4e124a88..9e06b1a5 100644
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