Configure previews with access tokens and check out to fork

.github/workflows/preview.yml

@@ -8,25 +8,37 @@ on:
             - synchronize
             - closed
 
-permissions:
-    contents: write
-    pull-requests: write
 jobs:
     deploy-preview:
+        environment: github-pages
         runs-on: ubuntu-latest
+        permissions:
+            pull-requests: write
         steps:
-            - uses: actions/checkout@v3
-            - uses: rossjrw/pr-preview-action@v1
+            - name: Checkout PR
+              uses: actions/checkout@v3
+              with:
+                  ref: ${{ github.event.pull_request.head.sha }}
+
+            - name: Deploy to GH-Pages
+              uses: rossjrw/pr-preview-action@v1
+              id: preview_step
               if: contains(['opened', 'reopened', 'synchronize'], ${{ github.event.action }})
               with:
                   source-dir: .
                   preview-branch: gh-pages
                   umbrella-dir: pr-preview
+                  deploy-repository: "key4hep/dmx"
+                  token: ${{ secrets.PR_TOKEN }}
                   action: auto
-            - uses: rossjrw/pr-preview-action@v1
+
+            - name: Remove preview
+              uses: rossjrw/pr-preview-action@v1
               if: github.event.action == 'closed' && !github.event.pull_request.merged
               with:
                   source-dir: .
                   preview-branch: gh-pages
                   umbrella-dir: pr-preview
+                  deploy-repository: "key4hep/dmx"
+                  token: ${{ secrets.PR_TOKEN }}
                   action: remove

index.html

@@ -16,9 +16,9 @@
   <div id="input-modal" class="modal-background">
     <div class="modal-content">
 
-      <p>Welcome to <span id="logo">
+      <p>¡Welcome to <span id="logo">
           <span id="logo-d">d</span><span id="logo-m">m</span><span id="logo-x">X</span>
-        </span></p>
+        </span>!</p>
 
       <div id="input-message">
       </div>