chore(nuxt): 清理生成文件和类型声明文件

- 删除 .nuxt 目录下的类型声明和配置文件
- 删除构建相关的声明模块
- 添加 .gitignore 以忽略构建产物和依赖目录
- 移除冗余的 Nuxt 配置和类型定义文件
- 清理无用的组件声明和类型文件

.nuxt/nuxt.node.d.ts

@@ -1,16 +0,0 @@
-/// <reference types="./modules/fix-tailwind-postcss" />
-/// <reference types="@nuxt/content" />
-/// <reference types="@nuxt/telemetry" />
-/// <reference types="@nuxtjs/tailwindcss" />
-/// <reference types="@nuxtjs/i18n" />
-/// <reference types="@nuxt/devtools" />
-/// <reference path="types/modules.d.ts" />
-/// <reference path="types/runtime-config.d.ts" />
-/// <reference path="types/app.config.d.ts" />
-/// <reference types="nuxt" />
-/// <reference types="../node_modules/.pnpm/@nuxt+vite-builder@4.2.2_@types+node@25.0.3_eslint@9.39.2_jiti@2.6.1__magicast@0.5.1_nu_d02b07d05348134360f42d727d38b333/node_modules/@nuxt/vite-builder/dist/index.mjs" />
-/// <reference types="/Users/gxwebsoft/VUE/tiantian-system/node_modules/.pnpm/@nuxt+nitro-server@4.2.2_better-sqlite3@12.8.0_db0@0.3.4_better-sqlite3@12.8.0__ioredis_a0a2be7525d559e696e64db570f075d2/node_modules/@nuxt/nitro-server/dist/index.mjs" />
-/// <reference path="types/nitro-middleware.d.ts" />
-/// <reference path="schema/nuxt.schema.d.ts" />
-
-export {}