refactor(home): 将首页改造成opencode服务入口页面

- 移除ChatGPT风格对话界面相关代码
- 添加在首页自动启动/停止opencode serve的IPC调用
- 首页使用webview加载opencode服务器界面

src/stores/chatStore.ts

@@ -1,98 +0,0 @@
-import { create } from 'zustand'
-import { persist } from 'zustand/middleware'
-
-export interface ChatMessage {
-  id: string
-  role: 'user' | 'assistant'
-  content: string
-  timestamp: number
-}
-
-export interface Chat {
-  id: string
-  title: string
-  messages: ChatMessage[]
-  createdAt: number
-  updatedAt: number
-}
-
-interface ChatState {
-  chats: Chat[]
-  currentChatId: string | null
-  
-  createChat: () => string
-  deleteChat: (id: string) => void
-  selectChat: (id: string) => void
-  updateChatTitle: (id: string, title: string) => void
-  
-  addMessage: (chatId: string, message: ChatMessage) => void
-  getCurrentChat: () => Chat | null
-}
-
-const generateId = () => Math.random().toString(36).substring(2, 15)
-
-export const useChatStore = create<ChatState>()(
-  persist(
-    (set, get) => ({
-      chats: [],
-      currentChatId: null,
-      
-      createChat: () => {
-        const id = generateId()
-        const now = Date.now()
-        const newChat: Chat = {
-          id,
-          title: '新对话',
-          messages: [],
-          createdAt: now,
-          updatedAt: now,
-        }
-        set((state) => ({
-          chats: [newChat, ...state.chats],
-          currentChatId: id,
-        }))
-        return id
-      },
-      
-      deleteChat: (id) => {
-        set((state) => {
-          const newChats = state.chats.filter((c) => c.id !== id)
-          const newCurrentId = state.currentChatId === id
-            ? (newChats[0]?.id ?? null)
-            : state.currentChatId
-          return { chats: newChats, currentChatId: newCurrentId }
-        })
-      },
-      
-      selectChat: (id) => {
-        set({ currentChatId: id })
-      },
-      
-      updateChatTitle: (id, title) => {
-        set((state) => ({
-          chats: state.chats.map((c) =>
-            c.id === id ? { ...c, title, updatedAt: Date.now() } : c
-          ),
-        }))
-      },
-      
-      addMessage: (chatId, message) => {
-        set((state) => ({
-          chats: state.chats.map((c) =>
-            c.id === chatId
-              ? { ...c, messages: [...c.messages, message], updatedAt: Date.now() }
-              : c
-          ),
-        }))
-      },
-      
-      getCurrentChat: () => {
-        const state = get()
-        return state.chats.find((c) => c.id === state.currentChatId) ?? null
-      },
-    }),
-    {
-      name: 'chat-storage',
-    }
-  )
-)