init

src/models/classes/Language.ts

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+// Language 类型定义
+export type Language = 'zh' | 'en'

src/models/classes/Milestone.ts

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+// Milestone 类型定义
+export interface Milestone {
+  id?: number
+  name: string
+  startDate: string
+  endDate?: string
+  assignee?: string
+  type: string
+  icon?: string
+  description?: string
+}

src/models/classes/Task.ts

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+// Task 类型定义
+export interface Task {
+  id: number
+  name: string
+  predecessor?: string
+  assignee?: string
+  startDate?: string
+  endDate?: string
+  progress?: number
+  estimatedHours?: number
+  actualHours?: number
+  parentId?: number // 上级任务ID
+  children?: Task[]
+  collapsed?: boolean
+  isParent?: boolean
+  type?: string
+  description?: string
+  icon?: string
+  level?: number
+}