feat(project): group assignment records by business type

Add four business tabs and identifying fields so users can locate orders before assigning projects. Introduce a permission-scoped detail query with child EXISTS searches and batched enrichment, preserving statistics and assignment writes.

Approved Figma v2; independent source review completed. Tests authored but not executed under the user self-test arrangement. Related to issue #13.

web-admin/src/api/project-management.ts

@@ -21,6 +21,33 @@ export type ProjectOption = {
   disabled?: boolean
 }
 export type ProjectRecord = Record<string, any>
+export type AssignmentBizType = Exclude<BizType, 'presign'>
+export interface AssignmentRecord {
+  id: string
+  bizType: AssignmentBizType
+  bizNo: string | null
+  status: string
+  projectId: string | null
+  projectName: string | null
+  teamId: string | null
+  teamName: string | null
+  createTime: string | null
+  motherName?: string
+  motherPhone?: string
+  hospitalName?: string
+  salesUserName?: string
+  collectionDate?: string
+  donationDate?: string
+  applicationName?: string | null
+  channelName?: string | null
+  serviceOrderName?: string | null
+  patientName?: string
+  patientPhone?: string
+  projectTitle?: string | null
+  customerName?: string | null
+  customerContact?: string | null
+  customerPhone?: string | null
+}
 const base = '/web/admin/project-management'
 export const fetchProjectOptions = (params: {
   bizType?: BizType
@@ -58,6 +85,11 @@ export const fetchProjectRecords = (params: Record<string, unknown>) =>
     url: `${base}/records`,
     params
   })
+export const fetchAssignmentRecords = (params: Record<string, unknown>) =>
+  request.get<{ list: AssignmentRecord[]; total: number; statusCounts: Record<string, number> }>({
+    url: `${base}/assignments/records`,
+    params
+  })
 export const previewAssignment = (data: ProjectRecord) =>
   request.post<{ records: ProjectRecord[] }>({ url: `${base}/assignments/preview`, data })
 export const saveAssignment = (data: ProjectRecord) =>