Add brain and chat workspace views

Expand the frontend with brain, graph, and chat workspace updates so the
new backend orchestration and memory features have matching screens.
These changes also wire the new APIs into routing and add focused view
and routing tests.

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

frontend/src/stores/auth.ts

@@ -2,9 +2,14 @@ import { defineStore } from 'pinia'
 import { ref, computed } from 'vue'
 import api from '@/api'
 
+let unauthorizedListenerRegistered = false
+
 export const useAuthStore = defineStore('auth', () => {
   const token = ref<string | null>(localStorage.getItem('access_token'))
   const user = ref<{ id: string; email: string; full_name?: string } | null>(null)
+  const isAuthReady = ref(false)
+  const isFetchingUser = ref(false)
+  let authReadyPromise: Promise<void> | null = null
 
   const isAuthenticated = computed(() => !!token.value)
 
@@ -17,28 +22,63 @@ export const useAuthStore = defineStore('auth', () => {
     })
     token.value = response.data.access_token
     localStorage.setItem('access_token', response.data.access_token)
+    user.value = null
+    isAuthReady.value = false
     await fetchUser()
   }
 
   async function fetchUser() {
-    if (!token.value) return
+    if (!token.value) {
+      user.value = null
+      isAuthReady.value = true
+      return
+    }
+
+    isFetchingUser.value = true
     try {
       const response = await api.get('/api/auth/me')
       user.value = response.data
-    } catch {
-      logout()
+    } catch (error: any) {
+      const status = error?.response?.status
+      if (status === 401 || status === 403) {
+        logout()
+      } else {
+        console.error('获取当前用户失败:', error)
+      }
+    } finally {
+      isFetchingUser.value = false
+      isAuthReady.value = true
     }
   }
 
   function logout() {
     token.value = null
     user.value = null
+    isFetchingUser.value = false
+    isAuthReady.value = true
     localStorage.removeItem('access_token')
   }
 
-  if (token.value) {
-    fetchUser()
+  async function ensureAuthReady() {
+    if (isAuthReady.value) return
+    if (!authReadyPromise) {
+      authReadyPromise = fetchUser().finally(() => {
+        authReadyPromise = null
+      })
+    }
+    await authReadyPromise
   }
 
-  return { token, user, isAuthenticated, login, logout, fetchUser }
+  if (typeof window !== 'undefined' && !unauthorizedListenerRegistered) {
+    window.addEventListener('jarvis:auth-unauthorized', logout)
+    unauthorizedListenerRegistered = true
+  }
+
+  if (token.value) {
+    void ensureAuthReady()
+  } else {
+    isAuthReady.value = true
+  }
+
+  return { token, user, isAuthenticated, isAuthReady, isFetchingUser, login, logout, fetchUser, ensureAuthReady }
 })

frontend/src/stores/conversation.ts

@@ -12,7 +12,7 @@ export const useConversationStore = defineStore('conversation', () => {
     conversations.value = data
   }
 
-  function setCurrentConversation(id: string) {
+  function setCurrentConversation(id: string | null) {
     currentConversationId.value = id
   }
 
@@ -20,6 +20,10 @@ export const useConversationStore = defineStore('conversation', () => {
     messages.value.push(msg)
   }
 
+  function removeMessage(id: string) {
+    messages.value = messages.value.filter((msg) => msg.id !== id)
+  }
+
   function setMessages(data: Message[]) {
     messages.value = data
   }
@@ -40,6 +44,7 @@ export const useConversationStore = defineStore('conversation', () => {
     setConversations,
     setCurrentConversation,
     addMessage,
+    removeMessage,
     setMessages,
     addConversation,
     removeConversation,