chore(ci): Simplify extension-validation reusing existing actions

Simplify maintenance by leveraging existing GitHub Actions to streamline
the process avoiding the need to use custom scripting.

Author: jcfr

.github/workflows/extension-validation.yml

@@ -76,6 +76,10 @@ jobs:
             $(cat /tmp/validation-reports/changed_files.txt | tr '\n' ' ') \
             > /tmp/validation-reports/extension-validation-report.md
 
+          echo 'report<<EOF' >> $GITHUB_OUTPUT
+          cat /tmp/validation-reports/extension-validation-report.md >> $GITHUB_OUTPUT
+          echo 'EOF' >> $GITHUB_OUTPUT
+
       - name: Combine validation reports and display summary
         if: always()
         run: |
@@ -109,57 +113,31 @@ jobs:
             /tmp/validation-reports/changed_files.txt
           retention-days: 30
 
+      - name: Find Comment
+        if: github.event_name == 'pull_request' && github.event.pull_request.head.repo.full_name == github.repository && always()
+        uses: peter-evans/find-comment@3eae4d37986fb5a8592848f6a574fdf654e61f9e # v3.1.0
+        id: fc
+        with:
+          issue-number: ${{ github.event.pull_request.number }}
+          comment-author: "github-actions[bot]"
+          body-includes: "<!-- extension-validation-report -->"
+
       - name: Comment PR with report
         if: github.event_name == 'pull_request' && github.event.pull_request.head.repo.full_name == github.repository && always()
-        uses: actions/github-script@e69ef5462fd455e02edcaf4dd7708eda96b9eda0 # v7.0.1
+        uses: peter-evans/create-or-update-comment@71345be0265236311c031f5c7866368bd1eff043 # v4.0.0
         with:
-          script: |
-            const fs = require('fs');
-
-            // Check if validation report exists
-            if (!fs.existsSync('/tmp/validation-reports/validation-report.md')) {
-              console.log('Validation report not found');
-              return;
-            }
-
-            const report = fs.readFileSync('/tmp/validation-reports/validation-report.md', 'utf8');
-
-            // Find existing comment using the HTML comment marker
-            const { data: comments } = await github.rest.issues.listComments({
-              owner: context.repo.owner,
-              repo: context.repo.repo,
-              issue_number: context.issue.number,
-            });
-
-            const botComment = comments.find(comment =>
-              comment.body.includes('<!-- extension-validation-report -->')
-            );
-
-            const commentBody = '<!-- extension-validation-report -->\n' +
-              '# Extension Validation Report\n\n' +
-              report + '\n\n' +
-              '***\n' +
-              '*This report was automatically generated by the Extension Validation workflow and it is updated automatically when files are modified.*';
-
-            if (botComment) {
-              console.log('Updating existing comment with ID:', botComment.id);
-              // Update existing comment
-              await github.rest.issues.updateComment({
-                owner: context.repo.owner,
-                repo: context.repo.repo,
-                comment_id: botComment.id,
-                body: commentBody
-              });
-            } else {
-              console.log('Creating new comment');
-              // Create new comment
-              await github.rest.issues.createComment({
-                owner: context.repo.owner,
-                repo: context.repo.repo,
-                issue_number: context.issue.number,
-                body: commentBody
-              });
-            }
+          comment-id: ${{ steps.fc.outputs.comment-id }}
+          issue-number: ${{ github.event.pull_request.number }}
+          body: |
+            <!-- extension-validation-report -->
+            # Extension Validation Report
+
+            ${{ steps.extension-validation.outputs.report }}
+
+            ***
+
+            *This report was automatically generated by the Extension Validation workflow and it is updated automatically when files are modified.*
+          edit-mode: replace
 
       - name: Check validation results
         if: always()