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>

packages/db/migrations/meta/_journal.json

@@ -36,6 +36,20 @@
       "when": 1773779939000,
       "tag": "0004_reminder_logs",
       "breakpoints": true
+    },
+    {
+      "idx": 5,
+      "version": "7",
+      "when": 1773783000000,
+      "tag": "0005_appointment_groups",
+      "breakpoints": true
+    },
+    {
+      "idx": 6,
+      "version": "7",
+      "when": 1773783600000,
+      "tag": "0006_pet_profile_attributes",
+      "breakpoints": true
     }
   ]
 }