fix(conversation): add class-validator decorators to DTO classes

Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>

.claude/settings.local.json

@@ -14,7 +14,8 @@
       "Bash(docker compose:*)",
       "Bash(ssh:*)",
       "Bash(ping:*)",
-      "Bash(curl:*)"
+      "Bash(curl:*)",
+      "Bash(echo \"No health endpoint\" curl -s https://iconsulting.szaiai.com/api/v1/users/profile -H \"x-user-id: test\")"
     ]
   }
 }

packages/services/conversation-service/src/conversation/conversation.controller.ts

@@ -8,13 +8,18 @@ import {
   HttpCode,
   HttpStatus,
 } from '@nestjs/common';
+import { IsOptional, IsString, IsNotEmpty } from 'class-validator';
 import { ConversationService } from './conversation.service';
 
 class CreateConversationDto {
+  @IsOptional()
+  @IsString()
   title?: string;
 }
 
 class SendMessageDto {
+  @IsNotEmpty()
+  @IsString()
   content: string;
 }