refactor: 系统权限模块重构，迁移至PostgreSQL并对齐新设计

- 切换数据库为PostgreSQL，更新依赖与配置
- 重构权限体系，使用sys_user/sys_role/sys_menu等新实体替代旧模型
- 移除旧的用户角色/权限/系统设置相关代码与实体
- 新增字典、菜单管理模块与基础CRUD接口
- 优化鉴权逻辑，基于菜单权限标识进行接口校验
- 前端同步更新API、路由与权限控制逻辑
- 删除冗余的v-permission指令与相关代码

client/src/router/index.ts

@@ -17,6 +17,7 @@ const routes: RouteRecordRaw[] = [
 	},
 	{
 		path: "/",
+		name: "Root",
 		component: () => import("@/layouts/index.vue"),
 		redirect: "/dashboard",
 		children: [
@@ -26,65 +27,76 @@ const routes: RouteRecordRaw[] = [
 				component: () => import("@/views/dashboard/index.vue"),
 				meta: {
 					requiresAuth: true,
-					title: "仪表盘",
-					permission: "dashboard"
+					title: "仪表盘"
 				}
 			},
+			// 业务模块（未开发，先使用占位页；菜单 component 落地后替换为真实组件）
+			{
+				path: "customer",
+				name: "Customer",
+				component: () => import("@/views/Placeholder.vue"),
+				meta: { requiresAuth: true, title: "客户管理", permission: "customer:list" }
+			},
+			{
+				path: "project",
+				name: "Project",
+				component: () => import("@/views/Placeholder.vue"),
+				meta: { requiresAuth: true, title: "项目管理", permission: "project:list" }
+			},
+			{
+				path: "dispatch",
+				name: "Dispatch",
+				component: () => import("@/views/Placeholder.vue"),
+				meta: { requiresAuth: true, title: "运营派单", permission: "dispatch:list" }
+			},
+			{
+				path: "device",
+				name: "Device",
+				component: () => import("@/views/Placeholder.vue"),
+				meta: { requiresAuth: true, title: "设备监控", permission: "device:list" }
+			},
+			{
+				path: "report",
+				name: "Report",
+				component: () => import("@/views/Placeholder.vue"),
+				meta: { requiresAuth: true, title: "统计报表", permission: "report:list" }
+			},
+			// 系统管理
 			{
 				path: "system/user",
-				name: "UserList",
+				name: "SystemUser",
 				component: () => import("@/views/system/user/index.vue"),
-				meta: {
-					requiresAuth: true,
-					title: "用户管理",
-					permission: "user:list"
-				}
+				meta: { requiresAuth: true, title: "用户管理", permission: "system:user" }
 			},
 			{
 				path: "system/role",
-				name: "RoleList",
+				name: "SystemRole",
 				component: () => import("@/views/system/role/index.vue"),
-				meta: {
-					requiresAuth: true,
-					title: "角色管理",
-					permission: "role:list"
-				}
+				meta: { requiresAuth: true, title: "角色管理", permission: "system:role" }
 			},
 			{
-				path: "settings/basic",
-				name: "BasicSettings",
-				component: () => import("@/views/settings/basic.vue"),
-				meta: {
-					requiresAuth: true,
-					title: "基本设置",
-					permission: "system:basicSetting"
-				}
+				path: "system/menu",
+				name: "SystemMenu",
+				component: () => import("@/views/system/menu/index.vue"),
+				meta: { requiresAuth: true, title: "菜单管理", permission: "system:menu" }
 			},
 			{
-				path: "settings/security",
-				name: "SecuritySettings",
-				component: () => import("@/views/settings/security.vue"),
-				meta: {
-					requiresAuth: true,
-					title: "安全设置",
-					permission: "system:securitySetting"
-				}
+				path: "system/dict",
+				name: "SystemDict",
+				component: () => import("@/views/system/dict/index.vue"),
+				meta: { requiresAuth: true, title: "数据字典", permission: "system:dict" }
 			},
 			{
 				path: "log/operation",
 				name: "OperationLog",
-				component: () => import("@/views/log/operation.vue"),
-				meta: {
-					requiresAuth: true,
-					title: "操作日志",
-					permission: "log:operation"
-				}
+				component: () => import("@/views/log/operation/index.vue"),
+				meta: { requiresAuth: true, title: "操作日志", permission: "system:log" }
 			}
 		]
 	},
 	{
 		path: "/:pathMatch(.*)*",
-		redirect: "/login"
+		redirect: "/403"
 	}
 ];
 
@@ -146,4 +158,4 @@ router.beforeEach(async (to, _from, next) => {
 	next();
 });
 
-export default router;
+export default router;