Make Docker workflow push to latest and commit sha

.github/workflows/docker.yml

@@ -25,10 +25,21 @@ jobs:
           username: ${{ secrets.DOCKER_HUB_USERNAME || env.USERNAME }}
           password: ${{ secrets.DOCKER_HUB_ACCESS_TOKEN }}
 
+      - name: Set up Docker metadata
+        id: meta
+        uses: docker/metadata-action@v4
+        with:
+          images: |
+            ${{ secrets.DOCKER_HUB_USERNAME || env.USERNAME }}/infinitime-build
+          tags: |
+            type=sha
+            type=raw,value=latest
+
       - name: Set up QEMU
         uses: docker/setup-qemu-action@v2
 
       - name: Set up Docker Buildx
+        id: buildx
         uses: docker/setup-buildx-action@v2
 
       - name: Build and push
@@ -40,7 +51,8 @@ jobs:
           platforms: linux/amd64,linux/arm64
           builder: ${{ steps.buildx.outputs.name }}
           push: true
-          tags: ${{ secrets.DOCKER_HUB_USERNAME || env.USERNAME }}/infinitime-build:latest
+          tags: ${{ steps.meta.outputs.tags }}
+          labels: ${{ steps.meta.outputs.labels }}
           cache-from: type=registry,ref=${{ secrets.DOCKER_HUB_USERNAME || env.USERNAME }}/infinitime-build:buildcache
           cache-to: type=registry,ref=${{ secrets.DOCKER_HUB_USERNAME || env.USERNAME }}/infinitime-build:buildcache,mode=max