feat: 支持教学案例展示功能

packages/shared/src/index.ts

@@ -140,3 +140,5 @@ export * from './types/member-care'
 export * from './types/body-portrait'
 
 export * from './types/shop'
+
+export * from './types/teaching-case'

packages/shared/src/types/teaching-case.ts

@@ -0,0 +1,36 @@
+/** Public teaching stories are separate from private member progress. */
+export interface TeachingCaseFrame {
+  kind: 'pair' | 'composite'
+  beforeId: string
+  afterId?: string
+  caption: string
+  beforeUrl?: string
+  afterUrl?: string
+}
+export interface TeachingCaseInput {
+  title: string
+  displayName: string
+  lessonCount: number
+  background: string
+  achievement: string
+  frames: TeachingCaseFrame[]
+  sortOrder: number
+  published: boolean
+  consentConfirmed: boolean
+  consentNote: string
+  version: number
+}
+export interface TeachingCasePublic {
+  id: string
+  title: string
+  displayName: string
+  lessonCount: number
+  background: string
+  achievement: string
+  frames: TeachingCaseFrame[]
+}
+export interface TeachingCaseAdmin extends TeachingCasePublic, TeachingCaseInput {
+  consentedAt: string | null
+}
+export interface TeachingCasePage<T = TeachingCasePublic> { items: T[]; total: number; page: number; limit: number }
+export interface TeachingCaseUpload { id: string; uploadUrl: string; formData: Record<string, string> }