feat: 初始化项目结构并添加基础配置

添加前后端基础项目结构，包括.gitignore、package.json等配置文件
实现前端基础功能模块，包括路由、状态管理、API请求封装等
添加前端UI组件库和样式体系
配置开发环境Mock系统和构建工具链

front-end/AI-Coding/openspec-lite/project.yaml

@@ -0,0 +1,64 @@
+# OpenSpec-lite: 项目级规格（轻量版）
+# 目的：用“可机读约束”引导 AI 在不改动现有代码的情况下复用资源。
+
+project:
+  name: admin-plus-template
+  intent: "公司内部模板库/基础库（轻量化，优先文档约束）"
+  stack:
+    framework: "Vue 3"
+    build: "Vue CLI 5"
+    language: "TypeScript"
+    state: "Pinia"
+    router: "Vue Router"
+    ui: "Element Plus"
+
+constraints:
+  no_code_changes_by_default: true
+  prefer_docs_over_refactor: true
+  extraction_style:
+    - "copy-module"   # 优先整目录搬运再裁剪
+    - "copy-snippet"  # 仅在模块过大或依赖不清晰时使用
+
+  required_output_sections:
+    - "changed_files"         # 变更文件清单
+    - "extracted_modules"     # 抽取模块清单（来源->目标）
+    - "dependency_closure"    # 依赖闭包（imports/运行时/类型/alias）
+    - "acceptance_commands"   # 验收命令
+    - "risks"                 # 风险说明
+
+  forbidden_by_default:
+    - "changing runtime behavior in production"   # 禁止默认更改生产行为
+    - "introducing new global side effects"       # 禁止新增全局副作用
+    - "deep-importing internal paths of modules"  # 禁止消费者深层路径引用
+
+acceptance:
+  minimum_commands:
+    - "pnpm run serve"
+  recommended_commands:
+    - "pnpm run lint"
+    - "pnpm run test:unit"
+    - "pnpm run build"
+
+repository:
+  entrypoints:
+    - "src/main.ts"
+    - "library/index.ts"
+    - "src/router/index.ts"
+    - "src/store/index.ts"
+    - "src/i18n/index.ts"
+    - "mock/index.js"
+
+module_roots:
+  ui_components_dir: "library/components"
+  layouts_dir: "library/layouts"
+  plugins_dir: "library/plugins"
+  styles_dir: "library/styles"
+  store_modules_dir: "src/store/modules"
+  api_dir: "src/api"
+  utils_dir: "src/utils"
+  config_dir: "src/config"
+  icons_dir: "src/icon"
+
+notes:
+  - "配置读取来自 src/config/index.js（被 vue.config.js require）"
+  - "library/index.ts 存在插件自动全量加载；抽取时需显式列出依赖闭包"