build: multi-platform docker images

.github/workflows/build-image.yml

@@ -44,23 +44,23 @@ jobs:
           ./gradlew build --scan
 
       - name: Set up QEMU
-        uses: docker/setup-qemu-action@v1
+        uses: docker/setup-qemu-action@v2
 
       - name: Set up Docker Buildx
-        uses: docker/setup-buildx-action@v1
+        uses: docker/setup-buildx-action@v2
 
       - name: Login to DockerHub
-        uses: docker/login-action@v1
+        uses: docker/login-action@v2
         with:
           registry: registry.cn-beijing.aliyuncs.com
           username: ${{ secrets.DOCKER_USERNAME }}
           password: ${{ secrets.DOCKER_PASSWORD }}
 
       - name: Build and push
-        uses: docker/build-push-action@v2
+        uses: docker/build-push-action@v3
         with:
           context: .
           file: action.Dockerfile
-          platforms: linux/amd64 #,linux/arm64
+          platforms: linux/amd64,linux/arm64
           push: true
           tags: registry.cn-beijing.aliyuncs.com/sduoj/sduoj-judger:latest

Dockerfile

@@ -6,9 +6,10 @@ ENV LANG C.UTF-8
 COPY docker/sources.list /etc/apt/sources.list
 COPY docker/testlib /testlib.h
 
-ADD https://github.com/SDUOJ/docker-compose-wait/releases/download/2.7.3/wait /wait
-RUN mkdir -p /sduoj/dockerWorkspace \
- && chmod +x /wait
+# download docker-compose-wait
+COPY --from=sduoj/docker-compose-wait:latest /wait /wait
+
+RUN mkdir -p /sduoj/dockerWorkspace
 
 # install JDKs
 ENV JAVA_HOME=/opt/java/openjdk

action.Dockerfile

@@ -7,9 +7,8 @@ COPY sduoj-judger-service/build/libs/ /sduoj/
 # COPY docker/sources.list /etc/apt/sources.list
 COPY docker/testlib /testlib.h
 
-ADD https://github.com/SDUOJ/docker-compose-wait/releases/download/2.7.3/wait /wait
-RUN mkdir -p /sduoj/dockerWorkspace \
- && chmod +x /wait
+# download docker-compose-wait
+COPY --from=sduoj/docker-compose-wait:latest /wait /wait
 
 # install JDKs
 ENV JAVA_HOME=/opt/java/openjdk