docker multi-arch support

.github/workflows/dockerimage.yml

@@ -16,3 +16,43 @@ jobs:
           docker login --username=${{ secrets.DOCKER_HUB_USER }} --password=${{ secrets.DOCKER_HUB_PWD }}
           docker build -t b3log/siyuan:latest -t b3log/siyuan:v2.0.20 .
           docker push b3log/siyuan -a
+
+
+name: Release Docker Image
+
+on:
+  workflow_dispatch:
+  push:
+    branches:
+      - master
+      - dev
+
+jobs:
+  build:
+    name: build
+    runs-on: ubuntu-latest
+
+    permissions:
+      packages: write
+      contents: read
+
+    steps:
+      - name: Check out the repo
+        uses: actions/checkout@v3
+
+      - name: Set up QEMU
+        uses: docker/setup-qemu-action@v2
+
+      - name: Setup Docker buildx
+        uses: docker/setup-buildx-action@v2
+
+      - name: Log in to Docker Hub
+        uses: docker/login-action@v2
+        with:
+          username: ${{ secrets.DOCKERHUB_USERNAME }}
+          password: ${{ secrets.DOCKERHUB_TOKEN }}
+
+      - name: Build the Docker image
+        run: |
+          docker login --username=${{ secrets.DOCKER_HUB_USER }} --password=${{ secrets.DOCKER_HUB_PWD }}
+          docker buildx build --push --platform linux/amd64,linux/arm64,linux/arm/v7 -t b3log/siyuan:latest -t b3log/siyuan:v2.0.20 .