feat: detailed pet profile attributes and grooming visit history (closes #13)

- Add cut_style, shampoo_preference, special_care_notes, custom_fields columns to pets table
- Add grooming_visit_logs table to track per-visit grooming details (cut, products, notes)
- Extend pets API to accept and return new profile fields
- Add /api/grooming-logs endpoint (GET by petId, POST, DELETE)
- Update Pet type with new fields; add GroomingVisitLog type
- Update Clients page: grooming preferences section in pet card, "Log visit" button,
  visit history panel showing last 3 visits, expanded pet form with grooming preferences

Co-authored-by: Groom Book CTO <cto@groombook.app>
Co-authored-by: Paperclip <noreply@paperclip.ing>

apps/api/src/index.ts

@@ -11,6 +11,7 @@ import { invoicesRouter } from "./routes/invoices.js";
 import { bookRouter } from "./routes/book.js";
 import { reportsRouter } from "./routes/reports.js";
 import { appointmentGroupsRouter } from "./routes/appointmentGroups.js";
+import { groomingLogsRouter } from "./routes/groomingLogs.js";
 import { authMiddleware } from "./middleware/auth.js";
 import { startReminderScheduler } from "./services/reminders.js";
 
@@ -44,6 +45,7 @@ api.route("/staff", staffRouter);
 api.route("/invoices", invoicesRouter);
 api.route("/reports", reportsRouter);
 api.route("/appointment-groups", appointmentGroupsRouter);
+api.route("/grooming-logs", groomingLogsRouter);
 
 const port = Number(process.env.PORT ?? 3000);
 console.log(`API server listening on port ${port}`);