ci(docker): 更新Gitea工作流以使用容器化构建环境

将Linux作业改为在golang容器中运行，简化Go环境设置步骤
移除不必要的SSH步骤，优化构建流程

.gitea/workflows/docker.yml

@@ -23,22 +23,25 @@ env:
 jobs:
   linux:
     runs-on: vpn
+    container:
+      image: golang:1.24-alpine
+      env:
+        GOARCH: amd64
     strategy:
       matrix:
         go: ["1.24.3"]
 
     steps:
-      - name: Checkout
+      - name: Install git and dependencies
-        uses: actions/checkout@v4
+        run: |
+          apk add --no-cache git make docker-cli
+          
+      - name: Checkout code
+        run: |
+          git clone --depth 1 https://${{ env.GIT_USERNAME }}:${{ env.GIT_PASSWORD }}@${{ vars.DOMAIN_OF_GITEA}}/${{ github.repository }}.git .
+          git fetch --tags
 
-      - name: Setup Go environment with cache
+      - name: Setup Go environment
-        uses: actions/setup-go@v5
-        with:
-          go-version: ${{ matrix.go }}
-          cache: true
-          cache-dependency-path: go.sum
-
-      - name: Prepare GO environment
         run: |
           go env -w GOPROXY=https://goproxy.cn,direct
           go env -w GOPRIVATE="${{ vars.DOMAIN_OF_GITEA}}"
@@ -46,6 +49,7 @@ jobs:
           git config --global url."https://${{ env.GIT_USERNAME }}:${{ env.GIT_PASSWORD }}@${{ vars.DOMAIN_OF_GITEA}}/".insteadOf "https://${{ vars.DOMAIN_OF_GITEA}}/"
 
       - name: Copy env file to runner container
+        if: false  # Skip this step as we're using container
         uses: appleboy/ssh-action@v1.0.0
         with:
           host: ${{ env.SSH_HOST }}
@@ -68,7 +72,9 @@ jobs:
 
       - name: Build and push docker image
         run: |
-          source ${{ github.workspace }}/deploy/.env
+          if [ -f "${{ github.workspace }}/deploy/.env" ]; then
+            source ${{ github.workspace }}/deploy/.env
+          fi
           go mod tidy
           make build-linux
           make docker