review changes

Author: slaveeks

src/typeDefs/event.ts

@@ -265,7 +265,7 @@ type Event {
   """
   AI suggestion for the event
   """
-  aiSuggestion: String!
+  aiSuggestion: String
 
   """
   Array of users who visited event

src/vercel-ai/index.ts

@@ -5,11 +5,11 @@ import { eventSolvingInput } from './inputs/eventSolving';
 import { ctoInstruction } from './instructions/cto';
 
 /**
- * Vercel AI API
+ * Interface for interacting with Vercel AI Gateway
  */
 class VercelAIApi {
     /**
-     * Model ID
+     * Model ID to use for generating suggestions
      */
     private readonly modelId: string;