ci: refactor docker build (#2783)

.github/actions/docker-build-push/action.yml

@@ -0,0 +1,32 @@
+name: Docker build and push
+description: Common setup steps used by our workflows
+inputs:
+  image:
+    description: Docker image to publish
+    required: true
+  stage:
+    description: Dockerfile build stage
+    required: true
+runs:
+  using: composite
+  steps:
+    - name: Extract metadata (tags, labels) for Docker
+      id: meta
+      uses: docker/[email protected]
+      with:
+        context: git
+        images: ${{ inputs.image }}
+        tags: |
+          type=raw,value=latest,enable={{is_default_branch}}
+          type=match,pattern=@(.*),group=1
+          type=match,pattern=@.*-(next),group=1
+          type=ref,event=branch
+          type=sha
+    - name: Build and push Docker image
+      uses: docker/[email protected]
+      with:
+        context: .
+        push: true
+        target: ${{ inputs.stage }}
+        tags: ${{ steps.meta.outputs.tags }}
+        labels: ${{ steps.meta.outputs.labels }}

.github/workflows/docker.yml

@@ -29,23 +29,19 @@ jobs:
           registry: ghcr.io
           username: ${{ github.actor }}
           password: ${{ secrets.GITHUB_TOKEN }}
-      - name: Extract metadata (tags, labels) for Docker
-        id: meta
-        uses: docker/[email protected]
+      # Build and push each stage of the Dockerfile in order
+      - name: "Build and push: mud"
+        uses: ./.github/actions/docker-build-push
         with:
-          context: git
-          images: ${{ matrix.image }}
-          tags: |
-            type=raw,value=latest,enable={{is_default_branch}}
-            type=match,pattern=@(.*),group=1
-            type=match,pattern=@.*-(next),group=1
-            type=ref,event=branch
-            type=sha
-      - name: Build and push Docker image
-        uses: docker/[email protected]
+          image: ghcr.io/latticexyz/mud
+          stage: mud
+      - name: "Build and push: store-indexer"
+        uses: ./.github/actions/docker-build-push
         with:
-          context: .
-          push: true
-          target: ${{ matrix.target }}
-          tags: ${{ steps.meta.outputs.tags }}
-          labels: ${{ steps.meta.outputs.labels }}
+          image: ghcr.io/latticexyz/store-indexer
+          stage: store-indexer
+      - name: "Build and push: faucet"
+        uses: ./.github/actions/docker-build-push
+        with:
+          image: ghcr.io/latticexyz/faucet
+          stage: faucet