feat(GRO-1174): persist petSizeCategory and petCoatType from booking

- Add petSizeCategory and petCoatType to bookingSchema zod validator (optional)
- Save coatType to pets row on booking creation
- Add coatType and petSizeCategory columns to pets DB schema
- Add coatType and petSizeCategory to Pet interface in @groombook/types

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

packages/db/src/schema.ts

@@ -142,6 +142,8 @@ export const pets = pgTable(
     cutStyle: text("cut_style"),
     shampooPreference: text("shampoo_preference"),
     specialCareNotes: text("special_care_notes"),
+    coatType: text("coat_type"),
+    petSizeCategory: text("pet_size_category"),
     customFields: jsonb("custom_fields").$type<Record<string, string>>().notNull().default({}),
     photoKey: text("photo_key"),
     photoUploadedAt: timestamp("photo_uploaded_at"),

packages/types/src/index.ts

@@ -39,6 +39,8 @@ export interface Pet {
   cutStyle: string | null;
   shampooPreference: string | null;
   specialCareNotes: string | null;
+  coatType: string | null;
+  petSizeCategory: string | null;
   customFields: Record<string, string>;
   photoKey?: string;
   photoUploadedAt?: string;

src/routes/book.ts

@@ -112,6 +112,8 @@ const bookingSchema = z.object({
   petName: z.string().min(1).max(200),
   petSpecies: z.string().min(1).max(100),
   petBreed: z.string().max(100).optional(),
+  petSizeCategory: z.string().max(50).optional(),
+  petCoatType: z.string().max(50).optional(),
   notes: z.string().max(2000).optional(),
 });
 
@@ -191,6 +193,7 @@ bookRouter.post(
         name: body.petName,
         species: body.petSpecies,
         breed: body.petBreed ?? null,
+        coatType: body.petCoatType ?? null,
       })
       .returning();
     const pet = petInserted[0];