diff --git a/desktop/src/renderer/src/api/client.ts b/desktop/src/renderer/src/api/client.ts
index c8d54345..eb47db61 100644
--- a/desktop/src/renderer/src/api/client.ts
+++ b/desktop/src/renderer/src/api/client.ts
@@ -1,38 +1,74 @@
-import type { ConfigData, ChannelInfo, SkillInfo, ToolInfo, MemoryItem, SchedulerTask, Attachment } from '../types'
+import type {
+  ConfigData,
+  ChannelInfo,
+  ChannelAction,
+  SkillInfo,
+  ToolInfo,
+  MemoryItem,
+  MemoryCategory,
+  MemoryPage,
+  SchedulerTask,
+  Attachment,
+  SessionsPage,
+  HistoryPage,
+  ModelsData,
+  ModelsAction,
+  KnowledgeList,
+  KnowledgeGraph,
+  KnowledgeAction,
+} from '../types'
+
+interface ApiResult {
+  status: string
+  message?: string
+}
 
 class ApiClient {
-  private baseUrl: string = 'http://127.0.0.1:9899'
+  private baseUrl = 'http://127.0.0.1:9899'
 
   setBaseUrl(url: string) {
     this.baseUrl = url
   }
 
+  getBaseUrl() {
+    return this.baseUrl
+  }
+
   private async request<T>(path: string, options?: RequestInit): Promise<T> {
     const res = await fetch(`${this.baseUrl}${path}`, {
       ...options,
+      // Send cookies for future web_password auth support
+      credentials: 'include',
       headers: {
         'Content-Type': 'application/json',
         ...options?.headers,
       },
     })
-
     if (!res.ok) {
       throw new Error(`HTTP ${res.status}: ${res.statusText}`)
     }
-
     return res.json()
   }
 
-  // Chat
+  // ---------------------------------------------------------
+  // Chat / messages
+  // ---------------------------------------------------------
+
   async sendMessage(
     sessionId: string,
     message: string,
-    stream: boolean = true,
-    attachments?: Attachment[]
-  ): Promise<{ status: string; request_id: string; stream: boolean }> {
+    opts?: { stream?: boolean; attachments?: Attachment[]; isVoice?: boolean; lang?: string }
+  ): Promise<{ status: string; request_id: string; stream: boolean; inline_reply?: string }> {
     return this.request('/message', {
       method: 'POST',
-      body: JSON.stringify({ session_id: sessionId, message, stream, attachments }),
+      body: JSON.stringify({
+        session_id: sessionId,
+        message,
+        stream: opts?.stream ?? true,
+        attachments: opts?.attachments,
+        is_voice: opts?.isVoice ?? false,
+        lang: opts?.lang,
+      }),
     })
   }
 
@@ -49,10 +85,38 @@ class ApiClient {
     })
   }
 
+  async cancel(opts: { requestId?: string; sessionId?: string; lang?: string }): Promise<{ status: string; cancelled: number }> {
+    return this.request('/cancel', {
+      method: 'POST',
+      body: JSON.stringify({ request_id: opts.requestId, session_id: opts.sessionId, lang: opts.lang }),
+    })
+  }
+
   createSSEStream(requestId: string): EventSource {
     return new EventSource(`${this.baseUrl}/stream?request_id=${requestId}`)
   }
 
+  async deleteMessage(opts: {
+    sessionId: string
+    userSeq: number
+    deleteUser?: boolean
+    cascade?: boolean
+  }): Promise<{ status: string; deleted: number }> {
+    return this.request('/api/messages/delete', {
+      method: 'POST',
+      body: JSON.stringify({
+        session_id: opts.sessionId,
+        user_seq: opts.userSeq,
+        delete_user: opts.deleteUser ?? true,
+        cascade: opts.cascade ?? false,
+      }),
+    })
+  }
+
+  // ---------------------------------------------------------
+  // Upload / files
+  // ---------------------------------------------------------
+
   async uploadFile(file: File, sessionId?: string): Promise<{
     status: string
     file_path: string
@@ -62,49 +126,138 @@ class ApiClient {
   }> {
     const formData = new FormData()
     formData.append('file', file)
-    if (sessionId) {
-      formData.append('session_id', sessionId)
-    }
-
+    if (sessionId) formData.append('session_id', sessionId)
     const res = await fetch(`${this.baseUrl}/upload`, {
       method: 'POST',
       body: formData,
+      credentials: 'include',
     })
-
     return res.json()
   }
 
-  // Config
-  async getConfig(): Promise<ConfigData> {
-    const data = await this.request<{ status: string } & ConfigData>('/config')
-    return data
+  getFileUrl(previewUrl: string): string {
+    if (/^https?:\/\//.test(previewUrl)) return previewUrl
+    return `${this.baseUrl}${previewUrl}`
   }
 
-  async updateConfig(updates: Partial<ConfigData>): Promise<{ status: string; applied: Record<string, unknown> }> {
+  getServeFileUrl(absPath: string): string {
+    return `${this.baseUrl}/api/file?path=${encodeURIComponent(absPath)}`
+  }
+
+  // ---------------------------------------------------------
+  // Sessions
+  // ---------------------------------------------------------
+
+  async getSessions(page = 1, pageSize = 50): Promise<SessionsPage> {
+    return this.request<{ status: string } & SessionsPage>(`/api/sessions?page=${page}&page_size=${pageSize}`)
+  }
+
+  async deleteSession(sessionId: string): Promise<ApiResult> {
+    return this.request(`/api/sessions/${encodeURIComponent(sessionId)}`, { method: 'DELETE' })
+  }
+
+  async renameSession(sessionId: string, title: string): Promise<ApiResult> {
+    return this.request(`/api/sessions/${encodeURIComponent(sessionId)}`, {
+      method: 'PUT',
+      body: JSON.stringify({ title }),
+    })
+  }
+
+  async generateSessionTitle(sessionId: string, userMessage: string, assistantReply?: string): Promise<{ status: string; title: string }> {
+    return this.request(`/api/sessions/${encodeURIComponent(sessionId)}/generate_title`, {
+      method: 'POST',
+      body: JSON.stringify({ user_message: userMessage, assistant_reply: assistantReply }),
+    })
+  }
+
+  async clearContext(sessionId: string): Promise<{ status: string; context_start_seq: number }> {
+    return this.request(`/api/sessions/${encodeURIComponent(sessionId)}/clear_context`, { method: 'POST' })
+  }
+
+  async getHistory(sessionId: string, page = 1, pageSize = 20): Promise<HistoryPage> {
+    return this.request<{ status: string } & HistoryPage>(
+      `/api/history?session_id=${encodeURIComponent(sessionId)}&page=${page}&page_size=${pageSize}`
+    )
+  }
+
+  // ---------------------------------------------------------
+  // Config
+  // ---------------------------------------------------------
+
+  async getConfig(): Promise<ConfigData> {
+    return this.request<{ status: string } & ConfigData>('/config')
+  }
+
+  async updateConfig(updates: Record<string, unknown>): Promise<{ status: string; applied: Record<string, unknown> }> {
     return this.request('/config', {
       method: 'POST',
       body: JSON.stringify({ updates }),
     })
   }
 
+  // ---------------------------------------------------------
+  // Models console
+  // ---------------------------------------------------------
+
+  async getModels(): Promise<ModelsData> {
+    return this.request<{ status: string } & ModelsData>('/api/models')
+  }
+
+  async modelsAction(action: ModelsAction): Promise<Record<string, unknown> & { status: string }> {
+    return this.request('/api/models', {
+      method: 'POST',
+      body: JSON.stringify(action),
+    })
+  }
+
+  // ---------------------------------------------------------
   // Channels
+  // ---------------------------------------------------------
+
   async getChannels(): Promise<ChannelInfo[]> {
     const data = await this.request<{ status: string; channels: ChannelInfo[] }>('/api/channels')
     return data.channels
   }
 
   async channelAction(
-    action: 'save' | 'connect' | 'disconnect',
+    action: ChannelAction,
     channel: string,
     config?: Record<string, unknown>
-  ): Promise<{ status: string }> {
+  ): Promise<Record<string, unknown> & { status: string }> {
     return this.request('/api/channels', {
       method: 'POST',
       body: JSON.stringify({ action, channel, config }),
     })
   }
 
-  // Tools & Skills
+  // Weixin QR login
+  async getWeixinQr(): Promise<{ status: string; qrcode_url?: string; qr_image?: string; source?: string; message?: string }> {
+    return this.request('/api/weixin/qrlogin')
+  }
+
+  async weixinQrAction(action: 'poll' | 'refresh'): Promise<Record<string, unknown> & { status: string }> {
+    return this.request('/api/weixin/qrlogin', {
+      method: 'POST',
+      body: JSON.stringify({ action }),
+    })
+  }
+
+  // Feishu one-click register
+  async getFeishuRegister(): Promise<{ status: string; qrcode_url?: string; qr_image?: string; expire_in?: number; message?: string }> {
+    return this.request('/api/feishu/register')
+  }
+
+  async feishuRegisterPoll(): Promise<Record<string, unknown> & { status: string }> {
+    return this.request('/api/feishu/register', {
+      method: 'POST',
+      body: JSON.stringify({ action: 'poll' }),
+    })
+  }
+
+  // ---------------------------------------------------------
+  // Tools & skills
+  // ---------------------------------------------------------
+
   async getTools(): Promise<ToolInfo[]> {
     const data = await this.request<{ status: string; tools: ToolInfo[] }>('/api/tools')
     return data.tools
@@ -115,60 +268,136 @@ class ApiClient {
     return data.skills
   }
 
-  async toggleSkill(name: string, action: 'open' | 'close'): Promise<{ status: string }> {
+  async toggleSkill(name: string, action: 'open' | 'close'): Promise<ApiResult> {
     return this.request('/api/skills', {
       method: 'POST',
       body: JSON.stringify({ action, name }),
     })
   }
 
+  // ---------------------------------------------------------
   // Memory
-  async getMemoryList(page: number = 1, pageSize: number = 20): Promise<{ list: MemoryItem[]; total: number }> {
-    const data = await this.request<{ status: string; list: MemoryItem[]; total: number }>(
-      `/api/memory?page=${page}&page_size=${pageSize}`
+  // ---------------------------------------------------------
+
+  async getMemoryList(page = 1, pageSize = 20, category: MemoryCategory = 'memory'): Promise<MemoryPage> {
+    return this.request<{ status: string } & MemoryPage>(
+      `/api/memory?page=${page}&page_size=${pageSize}&category=${category}`
     )
-    return { list: data.list, total: data.total }
   }
 
-  async getMemoryContent(filename: string): Promise<string> {
+  async getMemoryContent(filename: string, category: MemoryCategory = 'memory'): Promise<string> {
     const data = await this.request<{ status: string; content: string }>(
-      `/api/memory/content?filename=${encodeURIComponent(filename)}`
+      `/api/memory/content?filename=${encodeURIComponent(filename)}&category=${category}`
     )
     return data.content
   }
 
+  // ---------------------------------------------------------
+  // Knowledge
+  // ---------------------------------------------------------
+
+  async getKnowledgeList(): Promise<KnowledgeList> {
+    return this.request<{ status: string } & KnowledgeList>('/api/knowledge/list')
+  }
+
+  async readKnowledge(path: string): Promise<{ status: string; content: string; path: string }> {
+    return this.request(`/api/knowledge/read?path=${encodeURIComponent(path)}`)
+  }
+
+  async getKnowledgeGraph(): Promise<KnowledgeGraph> {
+    return this.request<KnowledgeGraph>('/api/knowledge/graph')
+  }
+
+  async knowledgeAction(req: KnowledgeAction): Promise<Record<string, unknown> & { status: string }> {
+    return this.request('/api/knowledge/action', {
+      method: 'POST',
+      body: JSON.stringify(req),
+    })
+  }
+
+  // ---------------------------------------------------------
   // Scheduler
+  // ---------------------------------------------------------
+
   async getSchedulerTasks(): Promise<SchedulerTask[]> {
     const data = await this.request<{ status: string; tasks: SchedulerTask[] }>('/api/scheduler')
     return data.tasks
   }
 
-  // History
-  async getHistory(
-    sessionId: string,
-    page: number = 1,
-    pageSize: number = 20
-  ): Promise<{ messages: ChatMessage[]; has_more: boolean }> {
-    const data = await this.request<{ status: string; messages: ChatMessage[]; has_more: boolean }>(
-      `/api/history?session_id=${sessionId}&page=${page}&page_size=${pageSize}`
-    )
-    return { messages: data.messages, has_more: data.has_more }
+  async toggleTask(taskId: string, enabled: boolean): Promise<{ status: string; task: SchedulerTask }> {
+    return this.request('/api/scheduler/toggle', {
+      method: 'POST',
+      body: JSON.stringify({ task_id: taskId, enabled }),
+    })
   }
 
-  // Logs SSE
+  async updateTask(taskId: string, updates: Partial<Pick<SchedulerTask, 'name' | 'enabled' | 'schedule' | 'action'>>): Promise<{ status: string; task: SchedulerTask }> {
+    return this.request('/api/scheduler/update', {
+      method: 'POST',
+      body: JSON.stringify({ task_id: taskId, ...updates }),
+    })
+  }
+
+  async deleteTask(taskId: string): Promise<ApiResult> {
+    return this.request('/api/scheduler/delete', {
+      method: 'POST',
+      body: JSON.stringify({ task_id: taskId }),
+    })
+  }
+
+  // ---------------------------------------------------------
+  // Voice
+  // ---------------------------------------------------------
+
+  async voiceAsr(audio: File | Blob): Promise<{ status: string; text?: string; audio_url?: string; message?: string }> {
+    const formData = new FormData()
+    formData.append('file', audio, 'recording.webm')
+    const res = await fetch(`${this.baseUrl}/api/voice/asr`, {
+      method: 'POST',
+      body: formData,
+      credentials: 'include',
+    })
+    return res.json()
+  }
+
+  async voiceTts(text: string, sessionId?: string): Promise<{ status: string; audio_url?: string; message?: string }> {
+    return this.request('/api/voice/tts', {
+      method: 'POST',
+      body: JSON.stringify({ text, session_id: sessionId }),
+    })
+  }
+
+  // ---------------------------------------------------------
+  // Logs / version
+  // ---------------------------------------------------------
+
   createLogStream(): EventSource {
     return new EventSource(`${this.baseUrl}/api/logs`)
   }
 
-  getFileUrl(previewUrl: string): string {
-    return `${this.baseUrl}${previewUrl}`
+  async getVersion(): Promise<string> {
+    const data = await this.request<{ version: string }>('/api/version')
+    return data.version
   }
-}
 
-interface ChatMessage {
-  role: string
-  content: string
-  timestamp: number
+  // ---------------------------------------------------------
+  // Auth (web_password) — placeholder for future use
+  // ---------------------------------------------------------
+
+  async authCheck(): Promise<{ status: string; auth_required: boolean; authenticated?: boolean }> {
+    return this.request('/auth/check')
+  }
+
+  async authLogin(password: string): Promise<ApiResult> {
+    return this.request('/auth/login', {
+      method: 'POST',
+      body: JSON.stringify({ password }),
+    })
+  }
+
+  async authLogout(): Promise<ApiResult> {
+    return this.request('/auth/logout', { method: 'POST' })
+  }
 }
 
 export const apiClient = new ApiClient()
diff --git a/desktop/src/renderer/src/types.ts b/desktop/src/renderer/src/types.ts
index 9679970e..6966f2ca 100644
--- a/desktop/src/renderer/src/types.ts
+++ b/desktop/src/renderer/src/types.ts
@@ -1,3 +1,7 @@
+// ============================================================
+// Electron bridge
+// ============================================================
+
 export interface ElectronAPI {
   getBackendPort: () => Promise<number | null>
   getBackendStatus: () => Promise<string>
@@ -6,6 +10,11 @@ export interface ElectronAPI {
   selectFile: (filters?: { name: string; extensions: string[] }[]) => Promise<string | null>
   onBackendStatus: (callback: (data: BackendStatusEvent) => void) => void
   onBackendLog: (callback: (line: string) => void) => void
+  windowMinimize: () => Promise<void>
+  windowMaximize: () => Promise<boolean>
+  windowClose: () => Promise<void>
+  windowIsMaximized: () => Promise<boolean>
+  onMaximizeChange: (callback: (maximized: boolean) => void) => void
   platform: string
 }
 
@@ -15,32 +24,166 @@ export interface BackendStatusEvent {
   error?: string
 }
 
+// ============================================================
+// Chat / messages / streaming
+// ============================================================
+
+export type Role = 'user' | 'assistant'
+
+/** A single ordered step inside an assistant turn (matches backend history). */
+export interface MessageStep {
+  type: 'thinking' | 'content' | 'tool'
+  content?: string
+  // tool step fields
+  id?: string
+  name?: string
+  arguments?: Record<string, unknown>
+  result?: string
+  is_error?: boolean
+  status?: string
+  execution_time?: number
+}
+
+/** Local UI message model (superset of backend history message). */
 export interface ChatMessage {
   id: string
-  role: 'user' | 'assistant'
+  role: Role
   content: string
+  /** Unix seconds. Backend history uses `created_at`; we normalize to `timestamp`. */
   timestamp: number
   attachments?: Attachment[]
+  /** Ordered steps (thinking / content / tool). Preferred over legacy toolCalls. */
+  steps?: MessageStep[]
+  /** Legacy live-stream tool events (kept for backward compat during streaming). */
   toolCalls?: ToolCall[]
+  /** Reasoning text streamed via `reasoning` SSE events. */
+  reasoning?: string
+  /** Sequence numbers from backend (for delete/regenerate). */
+  userSeq?: number
+  botSeq?: number
+  /** Self-evolution bubble flag. */
+  kind?: 'evolution'
+  extras?: Record<string, unknown>
   isStreaming?: boolean
+  isCancelled?: boolean
+  error?: string
 }
 
 export interface Attachment {
   file_path: string
   file_name: string
-  file_type: 'image' | 'video' | 'file'
+  file_type: 'image' | 'video' | 'file' | 'directory'
   preview_url?: string
 }
 
+/** Live tool event during SSE streaming. */
 export interface ToolCall {
-  type: 'tool_start' | 'tool_end'
+  type: 'tool_start' | 'tool_end' | 'tool_progress'
   tool: string
+  tool_call_id?: string
   arguments?: Record<string, unknown>
   result?: string
   status?: string
   execution_time?: number
 }
 
+/** All SSE event types emitted on /stream. */
+export type StreamEventType =
+  | 'delta'
+  | 'reasoning'
+  | 'tool_start'
+  | 'tool_progress'
+  | 'tool_end'
+  | 'message_end'
+  | 'phase'
+  | 'file_to_send'
+  | 'image'
+  | 'video'
+  | 'file'
+  | 'text'
+  | 'done'
+  | 'cancelled'
+  | 'voice_attach'
+  | 'error'
+
+export interface StreamEvent {
+  type: StreamEventType
+  content?: string
+  tool?: string
+  tool_call_id?: string
+  arguments?: Record<string, unknown>
+  status?: string
+  result?: string
+  execution_time?: number
+  has_tool_calls?: boolean
+  path?: string
+  file_name?: string
+  file_type?: string
+  web_url?: string
+  audio_url?: string
+  request_id?: string
+  timestamp?: number
+  user_seq?: number
+  bot_seq?: number
+  message?: string
+}
+
+// ============================================================
+// Sessions / history
+// ============================================================
+
+export interface SessionItem {
+  session_id: string
+  title: string
+  created_at: number
+  last_active: number
+  msg_count: number
+}
+
+export interface SessionsPage {
+  sessions: SessionItem[]
+  total: number
+  page: number
+  page_size: number
+  has_more: boolean
+}
+
+/** Backend history message (as returned by /api/history). */
+export interface HistoryMessage {
+  role: Role
+  content: string
+  created_at: number
+  steps?: MessageStep[]
+  tool_calls?: Array<{ id?: string; name: string; arguments?: Record<string, unknown>; result?: string }>
+  reasoning?: string
+  kind?: 'evolution'
+  extras?: Record<string, unknown>
+  /** Per-message sequence number used by delete/regenerate APIs. */
+  _seq?: number
+}
+
+export interface HistoryPage {
+  messages: HistoryMessage[]
+  total: number
+  page: number
+  page_size: number
+  has_more: boolean
+  context_start_seq?: number
+}
+
+// ============================================================
+// Config
+// ============================================================
+
+export interface ProviderMeta {
+  label: string
+  models: string[]
+  api_base_key?: string
+  api_base_default?: string
+  api_key_field?: string
+  [k: string]: unknown
+}
+
 export interface ConfigData {
   use_agent: boolean
   title: string
@@ -51,54 +194,190 @@ export interface ConfigData {
   agent_max_context_tokens: number
   agent_max_context_turns: number
   agent_max_steps: number
+  enable_thinking?: boolean
+  self_evolution_enabled?: boolean
   api_bases: Record<string, string>
   api_keys: Record<string, string>
-  providers: Record<string, unknown>
+  providers: Record<string, ProviderMeta>
+  web_password_masked?: string
+}
+
+// ============================================================
+// Models console (/api/models)
+// ============================================================
+
+export interface ModelProvider {
+  id: string
+  label: string
+  configured: boolean
+  is_custom: boolean
+  custom_id?: string
+  active?: boolean
+  api_key_masked?: string
+  api_base?: string
+  models: string[]
+}
+
+export type CapabilityKey = 'chat' | 'vision' | 'asr' | 'tts' | 'embedding' | 'image' | 'search'
+
+export interface CapabilityState {
+  current_provider?: string
+  current_model?: string
+  providers?: string[]
+  provider_models?: Record<string, string[]>
+  strategy?: string
+  fallback_provider?: string
+  fallback_model?: string
+  [k: string]: unknown
+}
+
+export interface ModelsData {
+  providers: ModelProvider[]
+  capabilities: Record<CapabilityKey, CapabilityState>
+}
+
+export type ModelsAction =
+  | { action: 'set_provider'; provider_id: string; api_key?: string; api_base?: string }
+  | { action: 'delete_provider'; provider_id: string }
+  | { action: 'set_custom_provider'; name: string; id?: string; api_base: string; api_key?: string; model?: string; make_active?: boolean }
+  | { action: 'delete_custom_provider'; id: string }
+  | { action: 'set_active_custom_provider'; id: string }
+  | { action: 'set_capability'; capability: CapabilityKey; provider_id: string; model: string; voice?: string; strategy?: string; provider?: string }
+  | { action: 'set_voice_reply_mode'; mode: 'off' | 'voice_if_voice' | 'always' }
+  | { action: 'set_search_credential'; api_key: string }
+
+// ============================================================
+// Channels
+// ============================================================
+
+export interface ChannelField {
+  key: string
+  label: string
+  type: 'text' | 'secret' | 'number' | 'bool'
+  value?: string | number | boolean
+  default?: string | number | boolean
 }
 
 export interface ChannelInfo {
   name: string
-  label: Record<string, string>
+  label: { zh: string; en: string }
   icon: string
   color: string
   active: boolean
   fields: ChannelField[]
+  login_status?: string
 }
 
-export interface ChannelField {
-  key: string
-  label: Record<string, string>
-  type: string
-  required?: boolean
-  placeholder?: Record<string, string>
+export type ChannelAction = 'save' | 'connect' | 'disconnect'
+
+// ============================================================
+// Tools / skills
+// ============================================================
+
+export interface ToolInfo {
+  name: string
+  description: string
 }
 
 export interface SkillInfo {
   name: string
-  display_name: string
   description: string
+  source?: string
   enabled: boolean
+  category?: string
 }
 
-export interface ToolInfo {
-  name: string
-  display_name: string
-  description: string
-}
+// ============================================================
+// Memory
+// ============================================================
+
+export type MemoryCategory = 'memory' | 'dream' | 'evolution'
 
 export interface MemoryItem {
   filename: string
-  modified: number
+  type: string // global | daily | dream | evolution
   size: number
+  updated_at: string
+}
+
+export interface MemoryPage {
+  list: MemoryItem[]
+  total: number
+  page: number
+  page_size: number
+}
+
+// ============================================================
+// Knowledge
+// ============================================================
+
+export interface KnowledgeNode {
+  name: string
+  path: string
+  type: 'category' | 'file'
+  children?: KnowledgeNode[]
+  count?: number
+}
+
+export interface KnowledgeList {
+  root_files?: KnowledgeNode[]
+  tree: KnowledgeNode[]
+  stats: { pages: number; size: number }
+  enabled: boolean
+}
+
+export interface KnowledgeGraph {
+  nodes: Array<{ id: string; label: string; category?: string }>
+  links: Array<{ source: string; target: string }>
+}
+
+export type KnowledgeAction =
+  | { action: 'create_category'; payload: { path: string } }
+  | { action: 'rename_category'; payload: { path: string; new_path: string } }
+  | { action: 'delete_category'; payload: { path: string; confirm?: boolean } }
+  | { action: 'delete_documents'; payload: { paths: string[] } }
+  | { action: 'move_documents'; payload: { paths: string[]; target_category: string } }
+
+// ============================================================
+// Scheduler
+// ============================================================
+
+export interface TaskSchedule {
+  type: 'cron' | 'interval' | 'once'
+  expression?: string
+  seconds?: number
+  run_at?: string
+}
+
+export interface TaskAction {
+  type: 'send_message' | 'agent_task'
+  content?: string
+  task_description?: string
+  receiver?: string
+  receiver_name?: string
+  is_group?: boolean
+  channel_type?: string
 }
 
 export interface SchedulerTask {
   id: string
   name: string
-  cron: string
   enabled: boolean
-  last_run?: string
-  next_run?: string
+  created_at: string
+  updated_at: string
+  schedule: TaskSchedule
+  action: TaskAction
+  next_run_at?: string
+}
+
+// ============================================================
+// Logs
+// ============================================================
+
+export interface LogEvent {
+  type: 'init' | 'line' | 'error'
+  content?: string
+  message?: string
 }
 
 declare global {