ci(docker): 添加 GitHub Actions 工作流用于构建和推送 Docker 镜像

当推送带有版本号的标签时自动构建多架构 Docker 镜像并推送到 Docker Hub，同时生成构建摘要

.github/workflows/docker-publish.yml

@@ -0,0 +1,64 @@
+name: 构建并发布 Docker 镜像
+
+on:
+  push:
+    tags:
+      - 'v*.*.*'  # 匹配 v1.0.0, v2.1.3 等版本号格式
+
+env:
+  REGISTRY: docker.io
+  IMAGE_NAME: ${{ github.repository }}
+
+jobs:
+  build-and-push:
+    runs-on: ubuntu-latest
+    permissions:
+      contents: read
+      packages: write
+
+    steps:
+      - name: 检出代码
+        uses: actions/checkout@v4
+
+      - name: 设置 Docker Buildx
+        uses: docker/setup-buildx-action@v3
+
+      - name: 登录到 Docker Hub
+        uses: docker/login-action@v3
+        with:
+          username: ${{ secrets.DOCKERHUB_USERNAME }}
+          password: ${{ secrets.DOCKERHUB_TOKEN }}
+
+      - name: 提取 Docker 元数据
+        id: meta
+        uses: docker/metadata-action@v5
+        with:
+          images: ${{ env.REGISTRY }}/${{ env.IMAGE_NAME }}
+          tags: |
+            type=semver,pattern={{version}}
+            type=semver,pattern={{major}}.{{minor}}
+            type=semver,pattern={{major}}
+            type=raw,value=latest,enable={{is_default_branch}}
+
+      - name: 构建并推送 Docker 镜像
+        uses: docker/build-push-action@v5
+        with:
+          context: .
+          file: ./Dockerfile
+          push: true
+          tags: ${{ steps.meta.outputs.tags }}
+          labels: ${{ steps.meta.outputs.labels }}
+          platforms: linux/amd64,linux/arm64
+          cache-from: type=gha
+          cache-to: type=gha,mode=max
+
+      - name: 生成构建摘要
+        run: |
+          echo "## Docker 镜像构建成功 :rocket:" >> $GITHUB_STEP_SUMMARY
+          echo "" >> $GITHUB_STEP_SUMMARY
+          echo "**版本标签:** ${{ github.ref_name }}" >> $GITHUB_STEP_SUMMARY
+          echo "" >> $GITHUB_STEP_SUMMARY
+          echo "**镜像标签:**" >> $GITHUB_STEP_SUMMARY
+          echo '```' >> $GITHUB_STEP_SUMMARY
+          echo "${{ steps.meta.outputs.tags }}" >> $GITHUB_STEP_SUMMARY
+          echo '```' >> $GITHUB_STEP_SUMMARY