ci: 添加 Gitea Actions 示例工作流

- 新增 ci.yaml 文件，定义 Gitea Actions 示例

.gitea/workflows/ci.yaml

@@ -26,13 +26,37 @@ jobs:
           else
             echo "📥 下载并安装Go..."
             
-            # 下载Go 1.22
+            # 下载Go 1.22 - 使用国内镜像
             GO_VERSION="1.22.0"
             GO_ARCH="linux-amd64"
-            GO_URL="https://go.dev/dl/go${GO_VERSION}.${GO_ARCH}.tar.gz"
             
-            echo "下载Go ${GO_VERSION}..."
-            wget -q ${GO_URL} -O go.tar.gz
+            # 尝试多个国内镜像源
+            MIRRORS=(
+              "https://golang.google.cn/dl/go${GO_VERSION}.${GO_ARCH}.tar.gz"
+              "https://mirrors.aliyun.com/golang/go${GO_VERSION}.${GO_ARCH}.tar.gz"
+              "https://mirrors.huaweicloud.com/golang/go${GO_VERSION}.${GO_ARCH}.tar.gz"
+              "https://mirrors.tencent.com/go/go${GO_VERSION}.${GO_ARCH}.tar.gz"
+              "https://go.dev/dl/go${GO_VERSION}.${GO_ARCH}.tar.gz"
+            )
+            
+            DOWNLOAD_SUCCESS=false
+            
+            for mirror in "${MIRRORS[@]}"; do
+              echo "尝试从镜像下载: $mirror"
+              if wget -q --timeout=30 --tries=3 "$mirror" -O go.tar.gz; then
+                echo "✅ 下载成功: $mirror"
+                DOWNLOAD_SUCCESS=true
+                break
+              else
+                echo "❌ 下载失败: $mirror"
+                continue
+              fi
+            done
+            
+            if [ "$DOWNLOAD_SUCCESS" = false ]; then
+              echo "❌ 所有镜像源下载失败"
+              exit 1
+            fi
             
             # 解压到/usr/local
             echo "解压Go到/usr/local..."