Update coverage comment

* Add info even if test failed
* Print minimum required coverage

.github/workflows/coverage-comment.yml

@@ -8,10 +8,12 @@ on:
 
 jobs:
   comment:
-    if: ${{ github.event.workflow_run.event == 'pull_request' && github.event.workflow_run.conclusion == 'success' }}
+    if: ${{ github.event.workflow_run.event == 'pull_request' }}
     name: 'Comment Code Coverage'
     runs-on: ubuntu-latest
     steps:
+      - name: Checkout code
+        uses: actions/checkout@v4
       - name: 'Download artifacts'
         uses: actions/github-script@v7.0.1
         with:
@@ -44,6 +46,13 @@ jobs:
           pr-number: ${{ env.pr_number }}
           hide-branch-coverage: true
           output-file: comment.html
+      - name: 'Prepend minimum coverage required'
+        run: |
+          echo -e "Minimum coverage required: <b>$(cat ./.github/minimum_coverage.txt)%</b>\n<br />\n$(cat comment.html)" > comment.html
+      - name: 'Prepand failure info'
+        if: ${{ github.event.workflow_run.conclusion != 'success' }}
+        run: |
+          echo -e "❌ <b>Minimum coverage check failed!</b>\n<br />\n$(cat comment.html)" > comment.html
       - name: Post code coverage report
         uses: marocchino/sticky-pull-request-comment@v2.8.0
         with: