fixup

.gitea/workflows/gentoo-utils.yml

@@ -21,14 +21,12 @@ jobs:
         id: image-changes
         run: |
           if [[ ${{ gitea.ref_name }} == ${{ gitea.event.repository.default_branch }} ]]; then
-            echo "run_image_builder=true" >> $GITEA_OUTPUT
+            echo changes_detected=true >> $GITEA_OUTPUT
+          elif git diff ${{ gitea.event.before }} ${{ gitea.sha }} --no-patch --exit-code .docker; then
+            echo changes_detected=true >> $GITEA_OUTPUT
           else
-            if git diff --name-only ${{ gitea.event.before }} ${{ gitea.sha }} | grep -q '^\.docker/'; then
-              echo "run_image_builder=true" >> $GITEA_OUTPUT
-            else
-              echo "run_image_builder=false" >> $GITEA_OUTPUT
-            fi
-          fi
+            echo changes_detected=false >> $GITEA_OUTPUT
+          fi        
       -
         name: Set up Docker buildx
         if: steps.docker-changes.outputs.changes_detected == 'true'
@@ -45,7 +43,7 @@ jobs:
 
       -
         name: Build and push
-        if: steps.docker-changes.outputs.run_image_builder == 'true'
+        if: steps.docker-changes.outputs.changes_detected == 'true'
         uses: docker/build-push-action@v6
         with:
           push: true