Update preview.yml

.github/workflows/preview.yml

@@ -32,23 +32,35 @@ jobs:
 
       - name: Deploy preview
         run: |
-          BRANCH_NAME="preview-pr-${{ github.event.pull_request.number }}"
+          # Create a temporary directory for the preview
+          PR_DIR="pr-${{ github.event.pull_request.number }}"
           
+          # Configure git
           git config --global user.name "GitHub Actions"
           git config --global user.email "[email protected]"
           
-          git checkout -b $BRANCH_NAME
+          # Fetch gh-pages branch if it exists, or create it
+          if git fetch origin gh-pages; then
+            git checkout gh-pages
+          else
+            git checkout --orphan gh-pages
+            git rm -rf .
+            git commit --allow-empty -m "Initial gh-pages branch"
+          fi
           
-          # Remove existing content except _site and .git
-          find . -mindepth 1 -maxdepth 1 ! -name '_site' ! -name '.git' -exec rm -rf {} +
+          # Remove previous preview if it exists
+          if [ -d "$PR_DIR" ]; then
+            rm -rf "$PR_DIR"
+          fi
           
-          # Move _site contents to root
-          cp -r _site/* ./
-          rm -rf _site
+          # Move built site to PR-specific directory
+          mkdir -p "$PR_DIR"
+          cp -r _site/* "$PR_DIR/"
           
+          # Commit and push
           git add .
-          git commit -m "Deploy PR preview"
-          git push origin $BRANCH_NAME --force
+          git commit -m "Deploy preview for PR #${{ github.event.pull_request.number }}"
+          git push origin gh-pages
 
       - name: Comment PR
         uses: actions/github-script@v7
@@ -57,11 +69,11 @@ jobs:
             const prNumber = context.issue.number;
             const repoName = context.repo.repo;
             const ownerName = context.repo.owner;
-            const previewUrl = `https://${ownerName}.github.io/${repoName}/preview-pr-${prNumber}/`;
+            const previewUrl = `https://${ownerName}.github.io/${repoName}/pr-${prNumber}/`;
             
             github.rest.issues.createComment({
               owner: ownerName,
               repo: repoName,
               issue_number: prNumber,
-              body: `📝 Preview this PR at: ${previewUrl}`
+              body: `📝 Preview this PR at: ${previewUrl}\n\nNote: It may take a few minutes for GitHub Pages to update.`
             });