feat: Implement real-time message delivery for conversations via WebSocket integration and update admin seed email.

src/messages/messages.controller.ts

@@ -20,6 +20,7 @@ import {
   ApiParam,
 } from '@nestjs/swagger';
 import { MessagesService } from './messages.service';
+import { MessagesGateway } from './messages.gateway';
 import { CreateMessageDto, StartConversationDto } from './dto';
 import { JwtAuthGuard } from '../auth/guards';
 import { CurrentUser } from '../auth/decorators';
@@ -30,7 +31,10 @@ import { UserRole } from '@prisma/client';
 @UseGuards(JwtAuthGuard)
 @ApiBearerAuth('JWT-auth')
 export class MessagesController {
-  constructor(private readonly messagesService: MessagesService) {}
+  constructor(
+    private readonly messagesService: MessagesService,
+    private readonly messagesGateway: MessagesGateway,
+  ) {}
 
   // ==========================================
   // GET CONVERSATIONS LIST
@@ -177,7 +181,23 @@ export class MessagesController {
     @CurrentUser('id') userId: string,
     @Body() dto: CreateMessageDto,
   ) {
-    return this.messagesService.createMessage(conversationId, userId, dto);
+    const message = await this.messagesService.createMessage(conversationId, userId, dto);
+
+    // Broadcast via WebSocket so the other party gets real-time delivery
+    try {
+      const participants = await this.messagesService.getConversationParticipants(conversationId);
+      if (participants) {
+        const otherUserId = userId === participants.userId
+          ? participants.agentUserId
+          : participants.userId;
+        // Send to the other participant's socket(s)
+        this.messagesGateway.sendToUser(otherUserId, 'new_message', message);
+      }
+    } catch {
+      // Socket broadcast failure shouldn't fail the REST response
+    }
+
+    return message;
   }
 
   // ==========================================