新增: 初始化 DevFlow 项目仓库

Tauri 2 + Vue 3 + Vite 6 桌面应用，Rust workspace 含 13 个 crate
(df-ai / df-storage / df-workflow / df-core / df-execute 等)。
核心能力：AI 聊天 agentic 循环(工具调用+人工审批)、工作流引擎、
任务/想法/项目/阶段管理、可追溯性，及配套前端组件。

src/api/ai.ts

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+//! AI 聊天 API — IPC invoke 封装 + 事件监听
+
+import { invoke } from '@tauri-apps/api/core'
+import { listen, type UnlistenFn } from '@tauri-apps/api/event'
+import type { AiChatEvent, AiConversationDetail, AiConversationSummary, AiProviderConfig } from './types'
+
+export const aiApi = {
+  /** 发送消息（非阻塞，通过 ai-chat-event 流式返回） */
+  sendMessage(message: string, language?: string): Promise<string> {
+    return invoke('ai_chat_send', { message, language: language || 'zh-CN' })
+  },
+
+  /** 批准/拒绝工具调用 */
+  approve(toolCallId: string, approved: boolean): Promise<string> {
+    return invoke('ai_approve', { toolCallId, approved })
+  },
+
+  /** 清空对话 */
+  clearChat(): Promise<void> {
+    return invoke('ai_chat_clear')
+  },
+
+  /** 停止当前生成 */
+  stopChat(): Promise<void> {
+    return invoke('ai_chat_stop')
+  },
+
+  /** 列出所有 AI 提供商 */
+  listProviders(): Promise<AiProviderConfig[]> {
+    return invoke('ai_list_providers')
+  },
+
+  /** 保存 AI 提供商 */
+  saveProvider(input: {
+    id?: string
+    name: string
+    providerType: string
+    baseUrl: string
+    apiKey: string
+    defaultModel: string
+  }): Promise<string> {
+    return invoke('ai_save_provider', {
+      id: input.id,
+      name: input.name,
+      providerType: input.providerType,
+      baseUrl: input.baseUrl,
+      apiKey: input.apiKey,
+      defaultModel: input.defaultModel,
+    })
+  },
+
+  /** 设置活跃提供商 */
+  setProvider(providerId: string): Promise<void> {
+    return invoke('ai_set_provider', { providerId })
+  },
+
+  /** 监听 AI 聊天事件 */
+  onEvent(callback: (event: AiChatEvent) => void): Promise<UnlistenFn> {
+    return listen<AiChatEvent>('ai-chat-event', (e) => {
+      callback(e.payload)
+    })
+  },
+
+  // ── 对话管理 ──
+
+  /** 创建新对话 */
+  createConversation(): Promise<{ id: string }> {
+    return invoke('ai_conversation_create')
+  },
+
+  /** 列出所有对话（摘要） */
+  listConversations(): Promise<AiConversationSummary[]> {
+    return invoke('ai_conversation_list')
+  },
+
+  /** 切换到指定对话 */
+  switchConversation(conversationId: string): Promise<AiConversationDetail> {
+    return invoke('ai_conversation_switch', { conversationId })
+  },
+
+  /** 删除对话 */
+  deleteConversation(conversationId: string): Promise<void> {
+    return invoke('ai_conversation_delete', { conversationId })
+  },
+
+  /** 重命名对话标题 */
+  renameConversation(conversationId: string, title: string): Promise<void> {
+    return invoke('ai_conversation_rename', { conversationId, title })
+  },
+}

src/api/idea.ts

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+import { invoke } from '@tauri-apps/api/core'
+import type { IdeaRecord, CreateIdeaInput } from './types'
+
+export const ideaApi = {
+  list(): Promise<IdeaRecord[]> {
+    return invoke('list_ideas')
+  },
+
+  create(input: CreateIdeaInput): Promise<IdeaRecord> {
+    return invoke('create_idea', { input })
+  },
+
+  update(id: string, field: string, value: string): Promise<boolean> {
+    return invoke('update_idea', { id, field, value })
+  },
+
+  delete(id: string): Promise<boolean> {
+    return invoke('delete_idea', { id })
+  },
+}

src/api/index.ts

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+export * from './types'
+export { projectApi } from './project'
+export { taskApi } from './task'
+export { ideaApi } from './idea'
+export { workflowApi } from './workflow'
+export { aiApi } from './ai'

src/api/project.ts

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+import { invoke } from '@tauri-apps/api/core'
+import type { ProjectRecord, CreateProjectInput } from './types'
+
+export const projectApi = {
+  list(): Promise<ProjectRecord[]> {
+    return invoke('list_projects')
+  },
+
+  create(input: CreateProjectInput): Promise<ProjectRecord> {
+    return invoke('create_project', { input })
+  },
+
+  get(id: string): Promise<ProjectRecord | null> {
+    return invoke('get_project', { id })
+  },
+
+  update(id: string, field: string, value: string): Promise<boolean> {
+    return invoke('update_project', { id, field, value })
+  },
+
+  delete(id: string): Promise<boolean> {
+    return invoke('delete_project', { id })
+  },
+}

src/api/task.ts

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+import { invoke } from '@tauri-apps/api/core'
+import type { TaskRecord, CreateTaskInput } from './types'
+
+export const taskApi = {
+  list(projectId?: string): Promise<TaskRecord[]> {
+    return invoke('list_tasks', { projectId: projectId ?? null })
+  },
+
+  create(input: CreateTaskInput): Promise<TaskRecord> {
+    return invoke('create_task', { input })
+  },
+
+  update(id: string, field: string, value: string): Promise<boolean> {
+    return invoke('update_task', { id, field, value })
+  },
+
+  delete(id: string): Promise<boolean> {
+    return invoke('delete_task', { id })
+  },
+}

src/api/types.ts

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+//! TypeScript 类型定义 — 与 Rust Record 结构体严格对齐
+
+// ============================================================
+// 想法
+// ============================================================
+
+export interface IdeaRecord {
+  id: string
+  title: string
+  description: string
+  status: string // draft | pending_review | approved | promoted | rejected
+  priority: number
+  score: number | null
+  tags: string | null // JSON 数组字符串
+  source: string | null
+  promoted_to: string | null
+  ai_analysis: string | null
+  scores: string | null
+  created_at: string
+  updated_at: string
+}
+
+export interface CreateIdeaInput {
+  title: string
+  description?: string
+  priority?: number
+  tags?: string
+  source?: string
+}
+
+// ============================================================
+// 项目
+// ============================================================
+
+export interface ProjectRecord {
+  id: string
+  name: string
+  description: string
+  status: string // planning | in_progress | paused | completed | cancelled
+  idea_id: string | null
+  created_at: string
+  updated_at: string
+}
+
+export interface CreateProjectInput {
+  name: string
+  description?: string
+  idea_id?: string
+}
+
+// ============================================================
+// 任务
+// ============================================================
+
+export interface TaskRecord {
+  id: string
+  project_id: string
+  title: string
+  description: string
+  status: string // todo | in_progress | review_ready | merged | abandoned
+  priority: number // 0=critical, 1=high, 2=medium, 3=low
+  branch_name: string | null
+  assignee: string | null
+  workflow_def_id: string | null
+  base_branch: string | null
+  created_at: string
+  updated_at: string
+}
+
+export interface CreateTaskInput {
+  project_id: string
+  title: string
+  description?: string
+  priority?: number
+  branch_name?: string
+  assignee?: string
+}
+
+// ============================================================
+// 工作流
+// ============================================================
+
+export interface WorkflowRecord {
+  id: string
+  name: string
+  dag_json: string
+  status: string // running | completed | failed | cancelled
+  triggered_by: string | null
+  project_id: string | null
+  task_id: string | null
+  created_at: string
+  completed_at: string | null
+}
+
+/** 工作流事件载荷（后端 emit 的结构） */
+export interface WorkflowEventPayload {
+  execution_id: string
+  event: {
+    type: string
+    [key: string]: unknown
+  }
+}
+
+// ============================================================
+// 通用
+// ============================================================
+
+export type UpdateField = {
+  id: string
+  field: string
+  value: string
+}
+
+// ============================================================
+// AI 聊天
+// ============================================================
+
+export interface AiProviderConfig {
+  id: string
+  name: string
+  provider_type: string
+  api_key: string
+  base_url: string
+  default_model: string
+  models: string | null
+  is_default: boolean
+  config: string | null
+  created_at: string
+  updated_at: string
+}
+
+/** AI 聊天事件（后端 emit 的结构，conversation_id 用于多对话流式路由） */
+export type AiChatEvent = ({
+  type: 'AiTextDelta'; delta: string
+} | {
+  type: 'AiToolCallStarted'; id: string; name: string; args: unknown
+} | {
+  type: 'AiToolCallCompleted'; id: string; result: unknown
+} | {
+  type: 'AiApprovalRequired'; id: string; name: string; args: unknown; reason: string
+} | {
+  type: 'AiApprovalResult'; id: string; approved: boolean
+} | {
+  type: 'AiCompleted'; total_tokens: number
+} | {
+  type: 'AiError'; error: string
+} | {
+  type: 'AiAgentRound'; round: number
+}) & {
+  conversation_id?: string
+}
+
+/** AI 消息（前端渲染用，isError 标记错误消息用于差异化样式） */
+export interface AiMessage {
+  id: string
+  role: 'user' | 'assistant' | 'tool'
+  content: string
+  isError?: boolean
+  toolCalls?: AiToolCallInfo[]
+  timestamp: number
+}
+
+/** 工具调用信息 */
+export interface AiToolCallInfo {
+  id: string
+  name: string
+  args: unknown
+  status: 'running' | 'pending_approval' | 'completed' | 'rejected'
+  result?: unknown
+}
+
+/** 对话列表摘要 */
+export interface AiConversationSummary {
+  id: string
+  title: string | null
+  provider_id: string | null
+  model: string | null
+  created_at: string
+  updated_at: string
+}
+
+/** 人工审批请求 */
+export interface HumanApprovalRequest {
+  execution_id: string
+  node_id: string
+  title: string
+  description: string
+  options: string[]
+}
+
+/** 人工审批响应 */
+export interface HumanApprovalResponse {
+  execution_id: string
+  node_id: string
+  decision: string
+  comment?: string
+}
+
+/** 切换对话返回（含 messages JSON） */
+export interface AiConversationDetail {
+  id: string
+  title: string | null
+  messages: string  // JSON string of ChatMessage[]
+}

src/api/workflow.ts

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+import { invoke } from '@tauri-apps/api/core'
+import { listen } from '@tauri-apps/api/event'
+import type { WorkflowRecord, WorkflowEventPayload } from './types'
+
+export const workflowApi = {
+  /** 触发工作流执行，返回 execution_id */
+  run(name: string, dag: unknown, config?: Record<string, unknown>): Promise<string> {
+    return invoke('run_workflow', {
+      name,
+      dag,
+      config: config ?? {},
+    })
+  },
+
+  listExecutions(): Promise<WorkflowRecord[]> {
+    return invoke('list_workflow_executions')
+  },
+
+  getExecution(id: string): Promise<WorkflowRecord | null> {
+    return invoke('get_workflow_execution', { id })
+  },
+
+  /** 监听工作流实时事件，返回 unlisten 函数 */
+  onEvent(callback: (payload: WorkflowEventPayload) => void): Promise<() => void> {
+    return listen<WorkflowEventPayload>('workflow-event', (event) => {
+      callback(event.payload)
+    })
+  },
+}