chore: prettier format pass on branch files

Auto-format all files modified during the documents-hub-split feature
branch that were not yet aligned with the project's Prettier config
(single quotes, semicolons, trailing commas).

Co-Authored-By: Claude Opus 4.7 (1M context) <noreply@anthropic.com>

src/app/api/v1/clients/[id]/relationships/route.ts

@@ -8,13 +8,7 @@ import { listRelationships, createRelationship } from '@/lib/services/clients.se
 
 const createRelationshipSchema = z.object({
   clientBId: z.string().min(1),
-  relationshipType: z.enum([
-    'referred_by',
-    'broker_for',
-    'family_member',
-    'same_vessel',
-    'custom',
-  ]),
+  relationshipType: z.enum(['referred_by', 'broker_for', 'family_member', 'same_vessel', 'custom']),
   description: z.string().optional(),
 });