link to try devcontainer repo and minor update (#105)

Related to rocker-org/devcontainer-try-r#1
rocker-org · Jan 4, 2024 · e4cc634 · e4cc634
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diff --git a/images/devcontainer/features.md b/images/devcontainer/features.md
@@ -29,6 +29,10 @@ by editing [the `devcontainer.json` file](https://containers.dev/implementors/sp
 }
 ```
 
+There is also a repository that can be used to try Dev Containers on GitHub Codespaces immediately.
+
+- [rocker-org/devcontainer-try-r](https://github.com/rocker-org/devcontainer-try-r)
+
 Check the source repository for details on each Feature.
 
 ## Install R on Dev Containers

diff --git a/images/devcontainer/images.md b/images/devcontainer/images.md
@@ -35,7 +35,6 @@ Specify the image in [`devcontainer.json`](https://containers.dev/implementors/s
 
 ```{.json filename=".devcontainer/devcontainer.json"}
 {
-    "name": "${localWorkspaceFolderBasename}",
     "image": "ghcr.io/rocker-org/devcontainer/r-ver:4"
 }
 ```
@@ -55,7 +54,6 @@ the `devcontainer.json` file must be rewritten to refer to the Dockerfile.
 
 ```{.json filename=".devcontainer/devcontainer.json"}
 {
-    "name": "${localWorkspaceFolderBasename}",
     "build": {
         "dockerfile": "Dockerfile"
     }