Fix again

.github/workflows/labrinth-docker.yml

@@ -17,6 +17,9 @@ on:
 jobs:
   docker:
     runs-on: ubuntu-latest
+    defaults:
+      run:
+        working-directory: ./apps/labrinth
     steps:
       - name: Checkout
         uses: actions/checkout@v2
@@ -38,7 +41,7 @@ jobs:
         uses: docker/build-push-action@v2
         with:
           context: .
-          file: ./apps/labrinth/Dockerfile
+          file: Dockerfile
           push: ${{ github.event_name != 'pull_request' }}
           tags: ${{ steps.docker_meta.outputs.tags }}
           labels: ${{ steps.docker_meta.outputs.labels }}