Update games.yml

.github/workflows/games.yml

@@ -48,7 +48,7 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        tag:
+        game:
           - minetest
     steps:
       - uses: actions/checkout@v3
@@ -66,8 +66,8 @@ jobs:
           password: ${{ secrets.REGISTRY_TOKEN }}
       - uses: docker/build-push-action@v4
         with:
-          context: ./games/${{ matrix.tag }}
-          file: ./games/${{ matrix.tag }}/Dockerfile
+          context: ./games/${{ matrix.game }}
+          file: ./games/${{ matrix.game }}/Dockerfile
           platforms: linux/amd64,linux/arm64
           push: true
           tags: |