Notify on build failure

.gitea/workflows/build.yaml

@@ -20,6 +20,7 @@ jobs:
 
       - name: Set timestamp and release version
         run: |
+          bgbcvdc
           echo "TIMESTAMP=$(git log -1 --pretty=%ct)" >> $GITHUB_ENV
           git fetch --prune --unshallow --tags --force
           echo "RELEASE_VERSION=$(git describe --always --dirty='--modified')" >> $GITHUB_ENV
@@ -91,3 +92,16 @@ jobs:
 
           flux tag artifact oci://${{ env.OCI_REPO }}/manifests:${{ gitea.head_ref || gitea.ref_name }} \
             $(echo "${{ steps.meta.outputs.tags }}" | sed -e 's/^.*:/--tag /')
+
+      - name: Notify build status
+        if: failure()
+        uses: appleboy/telegram-action@master
+        with:
+          to: ${{ secrets.TELEGRAM_TO }}
+          token: ${{ secrets.TELEGRAM_TOKEN }}
+          format: markdown
+          message: |
+            🚨 **BUILD FAILED!**
+            ${{ gitea.repository }} @ ${{ gitea.event.ref }}:
+
+            > ${{ gitea.event.head_commit.message }}