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

@@ -139,6 +139,12 @@ jobs:
         run: |
           echo "📦 构建产物信息:"
           ls -la epic-game-service
+          # 自动安装 file 命令
+          if command -v apk &> /dev/null; then
+            apk add --no-cache file
+          elif command -v apt-get &> /dev/null; then
+            apt-get update && apt-get install -y file
+          fi
           file epic-game-service
           echo "文件大小: $(du -h epic-game-service | cut -f1)"