v1.6.5: fix attendance unique constraint, schema sync, seed script

- Change attendance idx_attendance_user_date from unique to index (allow multiple shifts per day)
- Reset migrations to single baseline init migration
- Add seed script with admin user (admin/admin)
- Update CLAUDE.md with migration workflow documentation
- Various frontend fixes (queries, pages, hooks)

Co-Authored-By: Claude Opus 4.7 <noreply@anthropic.com>

src/admin/lib/queries/projects.ts

@@ -2,6 +2,32 @@ import { queryOptions } from "@tanstack/react-query";
 import { jsonQuery, paginatedJsonQuery } from "../apiAdapter";
 import apiFetch from "../../utils/api";
 
+export interface ProjectNote {
+  id: number;
+  content: string;
+  user_name: string;
+  created_at: string;
+}
+
+export interface ProjectData {
+  id: number;
+  project_number: string;
+  name: string;
+  status: string;
+  start_date: string;
+  end_date: string;
+  customer_name: string;
+  responsible_user_id: string;
+  notes?: string;
+  order_id?: number;
+  order_number?: string;
+  order_status?: string;
+  quotation_id?: number;
+  quotation_number?: string;
+  has_nas_folder?: boolean;
+  project_notes?: ProjectNote[];
+}
+
 export const projectListOptions = (filters: {
   search?: string;
   sort?: string;
@@ -26,8 +52,7 @@ export const projectListOptions = (filters: {
 export const projectDetailOptions = (id: string | undefined) =>
   queryOptions({
     queryKey: ["projects", id],
-    queryFn: () =>
-      jsonQuery<Record<string, unknown>>(`/api/admin/projects/${id}`),
+    queryFn: () => jsonQuery<ProjectData>(`/api/admin/projects/${id}`),
     enabled: !!id,
   });