Init project. Create simple backend. Add postgres in docker

backend/src/controllers/message/index.ts

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+import { MessageController } from './message.controller';
+
+export default MessageController;

backend/src/controllers/message/message.controller.ts

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+import Message, { CreateMessageDTO } from '@/entities/message';
+import MessageService from '@/shared/services/message';
+import { Body, Controller, Get, Post } from '@nestjs/common';
+
+@Controller('message')
+export class MessageController {
+  constructor(private messageService: MessageService) {}
+
+  @Get()
+  async getTopOfHistory(): Promise<Message[]> {
+    return await this.messageService.getTopOfHistory();
+  }
+
+  @Post()
+  async send(@Body() message: CreateMessageDTO): Promise<Message> {
+    return await this.messageService.addMessage(message);
+  }
+}