Fixes in forge universal lib + other things

.github/workflows/docker.yml

@@ -11,12 +11,12 @@ jobs:
   docker:
     runs-on: ubuntu-latest
     steps:
-      -
-        name: Set up QEMU
-        uses: docker/setup-qemu-action@v1
-      -
-        name: Set up Docker Buildx
-        uses: docker/setup-buildx-action@v1
+      - name: Checkout
+        uses: actions/checkout@v2
+      - name: Fetch docker metadata
+        uses: docker/metadata-action@v3
+        with:
+          images: ghcr.io/modrinth/daedalus
       -
         name: Login to GitHub Images
         uses: docker/login-action@v1
@@ -30,4 +30,5 @@ jobs:
         uses: docker/build-push-action@v2
         with:
           push: ${{ github.event_name != 'pull_request' }}
-          tags: ghcr.io/modrinth/daedalus:latest
+          tags: ${{ steps.docker_meta.outputs.tags }}
+          labels: ${{ steps.docker_meta.outputs.labels }}