diff --git a/.github/workflows/merge_pr.yml b/.github/workflows/merge_pr.yml
new file mode 100644
index 000000000..da95ceeda
--- /dev/null
+++ b/.github/workflows/merge_pr.yml
@@ -0,0 +1,33 @@
+name: After PR merging
+
+on:
+  pull_request:
+    types:
+      - closed
+
+jobs:
+  if_merged:
+    if: github.event.pull_request.merged == true
+    runs-on: ubuntu-latest
+    steps:
+
+      - uses: actions/checkout@v3
+        if: ${{ secrets.WEBSITE_REPO != '' }}
+        with:
+          repository: ${{ secrets.WEBSITE_REPO }}
+          ref: 'master'
+          token:  ${{ secrets.API_TOKEN_GITHUB }}
+
+      - name: Setup git config
+        if: ${{ secrets.WEBSITE_REPO != '' }}
+        run: |
+          git config user.name "userz"
+          git config user.email "<>"
+
+      - name: Delete old build artifacts
+        if: ${{ secrets.WEBSITE_REPO != '' }}
+        run: |
+          git rm -r static/build/artifact/PR${{ github.event.number }}/
+          git commit -m "🤖 PR #${{ github.event.number }} merged, deleting old build artifacts"
+
+      - run: git push origin master
diff --git a/.github/workflows/upload_pr.yml b/.github/workflows/upload_pr.yml
index 4d70894a8..aac1cdba8 100644
--- a/.github/workflows/upload_pr.yml
+++ b/.github/workflows/upload_pr.yml
@@ -17,6 +17,7 @@ jobs:
     steps:
       - name: 'Download artifact'
         uses: actions/github-script@v6
+        if: ${{ secrets.WEBSITE_REPO != '' }}
         with:
           script: |
             let allArtifacts = await github.rest.actions.listWorkflowRunArtifacts({
@@ -37,9 +38,11 @@ jobs:
             fs.writeFileSync(`${process.env.GITHUB_WORKSPACE}/build.zip`, Buffer.from(download.data));
 
       - name: 'Unzip artifact'
+        if: ${{ secrets.WEBSITE_REPO != '' }}
         run: unzip build.zip
 
       - name: Set env
+        if: ${{ secrets.WEBSITE_REPO != '' }}
         run: |
           echo "PR_NUMBER=$(cat ./.metadata/number)" >> "$GITHUB_ENV"
           echo "COMMIT_HASH=$(cat ./.metadata/commit)" >> "$GITHUB_ENV"
@@ -48,10 +51,10 @@ jobs:
           echo "BUILDSTAMP=$(cat ./.metadata/buildstamp)" >> "$GITHUB_ENV"
 
       - name: Push build artifacts to website
+        if: ${{ secrets.WEBSITE_REPO != '' }}
         env:
           WEBSITE_REPO: ${{ secrets.WEBSITE_REPO }}
           API_TOKEN_GITHUB: ${{ secrets.API_TOKEN_GITHUB }}
-        if: ${{ env.WEBSITE_REPO != '' }}
         uses: dmnemec/copy_file_to_another_repo_action@main
         with:
           source_file: "./build/."
@@ -63,9 +66,9 @@ jobs:
           commit_message: '🤖 New IITC test build from https://github.com/${{ github.repository }}/commit/${{ github.sha }}'
 
       - name: Comment with build url
-        if: ${{ env.WEBSITE_REPO != '' }}
         env:
           WEBSITE_REPO: ${{ secrets.WEBSITE_REPO }}
+        if: ${{ secrets.WEBSITE_REPO != '' }}
         uses: marocchino/sticky-pull-request-comment@v2
         with:
           header: pr_release
diff --git a/plugins/basemap-stamen.js b/plugins/basemap-stamen.js
index 7873b049f..06810e7a3 100644
--- a/plugins/basemap-stamen.js
+++ b/plugins/basemap-stamen.js
@@ -4,39 +4,42 @@
 // @version        0.2.1
 // @description    Add the 'Toner' and 'Watercolor' map layers from maps.stamen.com.
 
-
 // see API here http://maps.stamen.com/
 // https://stamen-maps.a.ssl.fastly.net/js/tile.stamen.js (overcomplicated)
 
-function setup () {
-  var baseUrl = 'https://stamen-tiles-{s}.a.ssl.fastly.net/{layer}/{z}/{x}/{y}.{type}';
+function setup() {
+  var baseUrl =
+    "https://stamen-tiles-{s}.a.ssl.fastly.net/{layer}/{z}/{x}/{y}.{type}";
   var L_StamenTileLayer = L.TileLayer.extend({
     options: {
-      subdomains: 'abcd',
-      type: 'png',
+      subdomains: "abcd",
+      type: "png",
       minZoom: 0,
       maxZoom: 21,
       attribution: [
         'Map tiles by <a href="http://stamen.com/">Stamen Design</a>, ',
         'under <a href="http://creativecommons.org/licenses/by/3.0">CC BY 3.0</a>. ',
         'Data by <a href="http://openstreetmap.org/">OpenStreetMap</a>, ',
-        'under <a href="http://creativecommons.org/licenses/by-sa/3.0">CC BY SA</a>.'
-      ].join('')
+        'under <a href="http://creativecommons.org/licenses/by-sa/3.0">CC BY SA</a>.',
+      ].join(""),
     },
     initialize: function (name, options) {
-      options.layer = name.replace(' ','-').toLowerCase();
+      options.layer = name.replace(" ", "-").toLowerCase();
       L.TileLayer.prototype.initialize.call(this, baseUrl, options);
-    }
+    },
   });
 
-  function addLayer (name,options) {
-    layerChooser.addBaseLayer(new L_StamenTileLayer(name,options),'Stamen ' + name);
+  function addLayer(name, options) {
+    layerChooser.addBaseLayer(
+      new L_StamenTileLayer(name, options),
+      "Stamen " + name
+    );
   }
 
   var options = { minZoom: 0, maxNativeZoom: 20 };
-  addLayer('Toner',options);
-  addLayer('Toner Background',options);
-  addLayer('Toner Lite',options);
+  addLayer("Toner", options);
+  addLayer("Toner Background", options);
+  addLayer("Toner Lite", options);
   // transparent layers. could be useful over satellite imagery or similar
   // addLayer('Toner Hybrid',options);
   // addLayer('Toner Labels',options);
@@ -52,13 +55,13 @@ function setup () {
     minZoom: 1,
     maxZoom: 21,
     maxNativeZoom: 18,
-    type: 'jpg',
+    type: "jpg",
     attribution: [
       'Map tiles by <a href="http://stamen.com/">Stamen Design</a>, ',
       'under <a href="http://creativecommons.org/licenses/by/3.0">CC BY 3.0</a>. ',
       'Data by <a href="http://openstreetmap.org">OpenStreetMap</a>, ',
-      'under <a href="http://www.openstreetmap.org/copyright">ODbL</a>.'
-    ].join('')
+      'under <a href="http://www.openstreetmap.org/copyright">ODbL</a>.',
+    ].join(""),
   };
-  addLayer('Watercolor',options);
+  addLayer("Watercolor", options);
 }