feat: consume server model reasoning capabilities

src/lib/providers.ts

@@ -6,6 +6,8 @@
  * layer so TypeScript project boundaries remain stable during the migration.
  */
 
+import type { ImportedModelCapabilities } from '../../shared/imported-model-profile';
+
 export const PROVIDER_TYPES = [
   'anthropic',
   'openai',
@@ -125,6 +127,7 @@ export interface ProviderAccount {
     email?: string;
     resourceUrl?: string;
     customModels?: string[];
+    worksSquareModelCapabilities?: ImportedModelCapabilities;
     worksSquareCredentialMode?: string;
     worksSquareCredentialExpiresAt?: string;
   };