ci(engineering): Gitea Actions 门禁 + 前端测试设施 + 版本注入修复

- .gitea/workflows/ci.yml:后端 gofmt/vet/test + 前端 lint/test/build 双 job 门禁
- vitest + @testing-library + jsdom 落地,14 个命脉用例:useListQuery 乱序丢弃/卸载中止、
  http.ts 401 单飞刷新+队列重放+失败登出+silent 直拒、审计防抖、StepDeploy 部署目标、query-utils
- 版本注入断裂修复:main 补 buildTime/gitCommit 符号,build.sh/Dockerfile 注入 main.version,
  /health 返回真实版本,前端 package.json 版本对齐 2.0.0
- gofmt 清零(8 个存量未格式化文件)

frontend/vite.config.ts

@@ -1,7 +1,7 @@
 import path from "path"
 import { execSync } from "child_process"
 import react from "@vitejs/plugin-react"
-import { defineConfig } from "vite"
+import { defineConfig } from "vitest/config"
 import pkg from "./package.json" with { type: "json" }
 
 // 构建指纹：版本来自 package.json，commit 用 git rev-parse 兜底（Settings「关于」展示）
@@ -15,6 +15,12 @@ function gitCommit(): string {
 
 // https://vite.dev/config/
 export default defineConfig({
+  test: {
+    environment: 'jsdom',
+    globals: true,
+    setupFiles: ['./src/test/setup.ts'],
+    include: ['src/**/*.test.{ts,tsx}'],
+  },
   base: './',
   plugins: [react()],
   define: {