refactor(frontend): move views into app and pages structure

Reorganize the frontend around app-level routing and page modules so the runtime and feature screens share a clearer navigation and composition layout for future work.

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

frontend/src/app/router/routes.ts

@@ -0,0 +1,80 @@
+import type { RouteRecordRaw } from 'vue-router'
+
+const appChildren: RouteRecordRaw[] = [
+  {
+    path: '',
+    redirect: '/chat',
+  },
+  {
+    path: 'chat',
+    name: 'chat',
+    component: () => import('@/pages/chat/index.vue'),
+  },
+  {
+    path: 'knowledge',
+    name: 'knowledge',
+    component: () => import('@/pages/knowledge/index.vue'),
+  },
+  {
+    path: 'graph',
+    name: 'graph',
+    component: () => import('@/pages/graph/index.vue'),
+  },
+  {
+    path: 'kanban',
+    name: 'kanban',
+    component: () => import('@/pages/kanban/index.vue'),
+  },
+  {
+    path: 'forum',
+    name: 'forum',
+    component: () => import('@/pages/forum/index.vue'),
+  },
+  {
+    path: 'agents',
+    name: 'agents',
+    component: () => import('@/pages/agents/index.vue'),
+  },
+  {
+    path: 'stats',
+    name: 'stats',
+    component: () => import('@/pages/stats/index.vue'),
+  },
+  {
+    path: 'skills',
+    name: 'skills',
+    component: () => import('@/pages/skills/index.vue'),
+  },
+  {
+    path: 'todo',
+    name: 'todo',
+    component: () => import('@/pages/todo/index.vue'),
+  },
+  {
+    path: 'settings',
+    name: 'settings',
+    component: () => import('@/pages/settings/index.vue'),
+  },
+  {
+    path: 'logs',
+    name: 'logs',
+    component: () => import('@/pages/logs/index.vue'),
+  },
+]
+
+export const routes: RouteRecordRaw[] = [
+  {
+    path: '/login',
+    name: 'login',
+    component: () => import('@/pages/login/index.vue'),
+    meta: { guest: true },
+  },
+  {
+    path: '/',
+    component: () => import('@/pages/app/layout.vue'),
+    meta: { requiresAuth: true },
+    children: appChildren,
+  },
+]
+
+export { appChildren }