feat: Swagger page init

backend/src/main.ts

@@ -2,16 +2,28 @@ import { NestFactory } from '@nestjs/core';
 import { ConfigService } from '@nestjs/config';
 import { AppModule } from './app.module';
 import { ValidationPipe } from '@nestjs/common';
+import { DocumentBuilder, SwaggerModule } from '@nestjs/swagger';
 
 async function bootstrap(): Promise<void> {
   const app = await NestFactory.create(AppModule);
   const configService = app.get(ConfigService);
+
   app.useGlobalPipes(
     new ValidationPipe({
       transform: true,
     }),
   );
 
+  const swaggerDocConfig = new DocumentBuilder()
+    .setTitle('Movie Base API')
+    .setVersion('1.0')
+    .addTag('movies')
+    .addTag('directors')
+    .addTag('categories')
+    .build();
+  const swaggerDoc = SwaggerModule.createDocument(app, swaggerDocConfig);
+  SwaggerModule.setup('/', app, swaggerDoc);
+
   const port = configService.get<number>('PORT') | 4000;
   console.log(`NestJS server is listening on: http://localhost:${port}`);
   await app.listen(port);