fix: opt docker buuild speed

.github/workflows/docker.yml

@@ -1,4 +1,4 @@
-name: Build and Push Docker Image
+name: Build-and-Push-Docker-Image
 
 on:
   # push:
@@ -15,6 +15,11 @@ env:
 jobs:
   build:
     runs-on: ubuntu-latest
+    strategy:
+      matrix:
+        platform:
+          - linux/amd64
+          - linux/arm64
 
     permissions:
       contents: read
@@ -24,6 +29,12 @@ jobs:
       - name: Checkout
         uses: actions/checkout@v4
 
+      - name: Set platform pair
+        id: platform
+        run: |
+          platform=${{ matrix.platform }}
+          echo "pair=${platform//\//-}" >> $GITHUB_OUTPUT
+
       - name: Set up QEMU
         uses: docker/setup-qemu-action@v3
 
@@ -38,6 +49,75 @@ jobs:
           username: ${{ github.actor }}
           password: ${{ secrets.GITHUB_TOKEN }}
 
+      - name: Extract metadata
+        id: meta
+        uses: docker/metadata-action@v5
+        with:
+          images: |
+            ${{ env.REGISTRY }}/${{ github.repository_owner }}/${{ env.IMAGE_NAME }}
+
+      - name: Get build time
+        id: build_time
+        run: echo "time=$(date '+%Y/%m/%d %H:%M:%S')" >> $GITHUB_OUTPUT
+
+      - name: Build and push by digest
+        id: build
+        uses: docker/build-push-action@v6
+        with:
+          context: .
+          platforms: ${{ matrix.platform }}
+          build-args: |
+            VERSION=${{ github.ref_name }}
+            BUILD_TIME=${{ steps.build_time.outputs.time }}
+          labels: ${{ steps.meta.outputs.labels }}
+          outputs: type=image,name=${{ env.REGISTRY }}/${{ github.repository_owner }}/${{ env.IMAGE_NAME }},push-by-digest=true,name-canonical=true,push=${{ github.event_name != 'pull_request' }}
+          cache-from: type=gha,scope=${{ steps.platform.outputs.pair }}
+          cache-to: type=gha,scope=${{ steps.platform.outputs.pair }},mode=max
+          provenance: false
+
+      - name: Export digest
+        if: github.event_name != 'pull_request'
+        run: |
+          mkdir -p /tmp/digests
+          digest="${{ steps.build.outputs.digest }}"
+          touch "/tmp/digests/${digest#sha256:}"
+
+      - name: Upload digest
+        if: github.event_name != 'pull_request'
+        uses: actions/upload-artifact@v4
+        with:
+          name: digests-${{ steps.platform.outputs.pair }}
+          path: /tmp/digests/*
+          if-no-files-found: error
+          retention-days: 1
+
+  merge:
+    runs-on: ubuntu-latest
+    if: github.event_name != 'pull_request'
+    needs: build
+
+    permissions:
+      contents: read
+      packages: write
+
+    steps:
+      - name: Download digests
+        uses: actions/download-artifact@v4
+        with:
+          path: /tmp/digests
+          pattern: digests-*
+          merge-multiple: true
+
+      - name: Set up Docker Buildx
+        uses: docker/setup-buildx-action@v3
+
+      - name: Login to GHCR
+        uses: docker/login-action@v3
+        with:
+          registry: ${{ env.REGISTRY }}
+          username: ${{ github.actor }}
+          password: ${{ secrets.GITHUB_TOKEN }}
+
       - name: Extract metadata
         id: meta
         uses: docker/metadata-action@v5
@@ -50,20 +130,12 @@ jobs:
             type=semver,pattern={{major}}.{{minor}}
             type=sha,prefix=
 
-      - name: Get build time
+      - name: Create manifest list and push
-        id: build_time
+        working-directory: /tmp/digests
-        run: echo "time=$(date '+%Y/%m/%d %H:%M:%S')" >> $GITHUB_OUTPUT
+        run: |
+          docker buildx imagetools create $(jq -cr '.tags | map("-t " + .) | join(" ")' <<< "$DOCKER_METADATA_OUTPUT_JSON") \
+            $(printf '${{ env.REGISTRY }}/${{ github.repository_owner }}/${{ env.IMAGE_NAME }}@sha256:%s ' *)
 
-      - name: Build and push
+      - name: Inspect image
-        uses: docker/build-push-action@v5
+        run: |
-        with:
+          docker buildx imagetools inspect ${{ env.REGISTRY }}/${{ github.repository_owner }}/${{ env.IMAGE_NAME }}:${{ steps.meta.outputs.version }}
-          context: .
-          platforms: linux/amd64,linux/arm64
-          push: ${{ github.event_name != 'pull_request' }}
-          tags: ${{ steps.meta.outputs.tags }}
-          labels: ${{ steps.meta.outputs.labels }}
-          build-args: |
-            VERSION=${{ github.ref_name }}
-            BUILD_TIME=${{ steps.build_time.outputs.time }}
-          cache-from: type=gha
-          cache-to: type=gha,mode=max