feat: 初始化智能物联网设备管理系统前后端基础项目

完成项目整体结构搭建，包含：
1. 前端Vue3+TS+Vite+Antd项目基础配置与核心依赖
2. 后端MidwayJS+TypeORM+JWT权限认证框架
3. 完整的用户、角色、权限、日志数据库表结构
4. 核心业务模块API与基础服务实现
5. 全局样式、路由、状态管理配置

client/vite.config.ts

@@ -0,0 +1,78 @@
+import { defineConfig } from "vite";
+import vue from "@vitejs/plugin-vue";
+import path from "path";
+
+export default defineConfig({
+	plugins: [vue()],
+	resolve: {
+		alias: {
+			"@": path.resolve(__dirname, "./src")
+		}
+	},
+	css: {
+		preprocessorOptions: {
+			less: {
+				javascriptEnabled: true,
+				modifyVars: {
+					// 主色调
+					"primary-color": "#1890ff",
+					"link-color": "#1890ff",
+					"success-color": "#52c41a",
+					"warning-color": "#faad14",
+					"error-color": "#ff4d4f",
+					"info-color": "#1890ff",
+
+					// 字体
+					"font-size-base": "14px",
+					"font-family": `-apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif`,
+
+					// 圆角
+					"border-radius-base": "6px",
+
+					// 布局
+					"layout-header-height": "64px",
+					"layout-sider-background": "#001529",
+					"menu-dark-inline-submenu-bg": "#000c17",
+					"menu-dark-selected-item-icon-color": "#1890ff",
+					"menu-dark-selected-item-text-color": "#fff",
+
+					// 按钮
+					"btn-primary-shadow": "0 2px 0 rgba(24, 144, 255, 0.2)",
+					"btn-border-radius-base": "6px",
+					"btn-height-lg": "44px",
+					"btn-font-size-lg": "16px",
+
+					// 输入框
+					"input-height-base": "40px",
+					"input-height-lg": "44px",
+					"input-border-color": "#d9d9d9",
+
+					// 表格
+					"table-header-bg": "#fafafa",
+					"table-header-sort-active-bg": "#e6f7ff",
+					"table-row-hover-bg": "#fafafa",
+
+					// 卡片
+					"card-head-padding": "16px 24px",
+					"card-body-padding": "24px",
+					"card-shadow": "0 2px 8px rgba(0, 0, 0, 0.08)",
+
+					// Modal
+					"modal-header-bg": "#fff",
+					"modal-mask-bg": "rgba(0, 0, 0, 0.45)"
+				},
+				additionalData: `@import "@/assets/styles/variables.less";`
+			}
+		}
+	},
+	server: {
+		port: 3000,
+		proxy: {
+			"/api": {
+				target: "http://localhost:7001",
+				changeOrigin: true,
+				rewrite: (path) => path.replace(/^\/api/, "/api")
+			}
+		}
+	}
+});