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/trips.ts

@@ -1,6 +1,33 @@
 import { queryOptions } from "@tanstack/react-query";
 import { jsonQuery } from "../apiAdapter";
 
+export interface TripVehicle {
+  id: number;
+  spz: string;
+  name: string;
+}
+
+export interface TripUser {
+  id: number;
+  name: string;
+}
+
+export interface BackendTrip {
+  id: number;
+  vehicle_id: number;
+  user_id: number;
+  trip_date: string;
+  start_km: number;
+  end_km: number;
+  distance: number | null;
+  route_from: string;
+  route_to: string;
+  is_business: boolean;
+  notes: string | null;
+  users: { id: number; first_name: string; last_name: string };
+  vehicles: { id: number; name: string; spz: string };
+}
+
 export const tripListOptions = (filters: {
   month?: number;
   year?: number;
@@ -32,24 +59,21 @@ export const tripListOptions = (filters: {
       if (filters.page) params.set("page", String(filters.page));
       if (filters.perPage) params.set("per_page", String(filters.perPage));
       const qs = params.toString();
-      return jsonQuery<Record<string, unknown>[]>(
-        `/api/admin/trips${qs ? `?${qs}` : ""}`,
-      );
+      return jsonQuery<BackendTrip[]>(`/api/admin/trips${qs ? `?${qs}` : ""}`);
     },
   });
 
 export const tripVehiclesOptions = () =>
   queryOptions({
     queryKey: ["trips", "vehicles"],
-    queryFn: () => jsonQuery<Record<string, unknown>[]>("/api/admin/vehicles"),
+    queryFn: () => jsonQuery<TripVehicle[]>("/api/admin/vehicles"),
     staleTime: 2 * 60_000,
   });
 
 export const tripUsersOptions = () =>
   queryOptions({
     queryKey: ["trips", "users"],
-    queryFn: () =>
-      jsonQuery<Record<string, unknown>[]>("/api/admin/trips/users"),
+    queryFn: () => jsonQuery<TripUser[]>("/api/admin/trips/users"),
     staleTime: 2 * 60_000,
   });
 
@@ -75,8 +99,6 @@ export const tripHistoryOptions = (filters: {
         params.set("vehicle_id", String(filters.vehicleId));
       if (filters.userId) params.set("user_id", String(filters.userId));
       const qs = params.toString();
-      return jsonQuery<Record<string, unknown>[]>(
-        `/api/admin/trips${qs ? `?${qs}` : ""}`,
-      );
+      return jsonQuery<BackendTrip[]>(`/api/admin/trips${qs ? `?${qs}` : ""}`);
     },
   });