fix(workflows): 修正docker构建工作流配置格式

- 规范push分支配置格式，添加空格
- 修复Docker Buildx步骤的缩进问题
- 添加内联配置，支持私有仓库地址的http和不安全访问
- 调整docker守护进程重启逻辑，增加sleep等待
- 优化缓存步骤格式，确保缓存生效

.gitea/workflows/docker.yml

@@ -22,12 +22,18 @@ jobs:
           EOF
           pkill -HUP dockerd || true
           sleep 3
+
       - name: Set up Docker Buildx
-        uses: docker/setup-buildx-action@v3
+      - uses: docker/setup-buildx-action@v3
         with:
           driver: docker-container
           driver-opts: image=moby/buildkit:latest
           buildkitd-flags: --allow-insecure-entitlement security.insecure
+          config-inline: |
+            [registry."192.168.100.120:8418"]
+              http = true
+              insecure = true
+
       - name: Cache Docker layers
         uses: actions/cache@v4
         with: