backend/docker-compose.yml

@@ -0,0 +1,21 @@
+version: '3.8'
+services:
+  db:
+    container_name: postgres-ticket-mvp
+    image: postgres
+    restart: always
+    environment:
+      POSTGRES_USER: ${DB_USERNAME}
+      POSTGRES_PASSWORD: ${DB_PASSWORD}
+      POSTGRES_DB: ${DB_NAME}
+    ports:
+      - "${DB_PORT}:5432"
+  pgadmin:
+    container_name: pgadmin4_container
+    image: dpage/pgadmin4
+    restart: always
+    environment:
+      PGADMIN_DEFAULT_EMAIL: admin@admin.com
+      PGADMIN_DEFAULT_PASSWORD: root
+    ports:
+      - "5050:80"

backend/package.json

@@ -21,10 +21,17 @@
   },
   "dependencies": {
     "@nestjs/common": "^10.0.0",
+    "@nestjs/config": "^3.2.2",
     "@nestjs/core": "^10.0.0",
     "@nestjs/platform-express": "^10.0.0",
+    "@nestjs/swagger": "^7.3.1",
+    "@nestjs/typeorm": "^10.0.2",
+    "install": "^0.13.0",
+    "pg": "^8.11.5",
     "reflect-metadata": "^0.2.0",
-    "rxjs": "^7.8.1"
+    "rxjs": "^7.8.1",
+    "swagger-ui-express": "^5.0.0",
+    "typeorm": "^0.3.20"
   },
   "devDependencies": {
     "@nestjs/cli": "^10.0.0",

backend/src/app.module.ts

@@ -1,9 +1,16 @@
 import { Module } from '@nestjs/common';
 import { AppController } from './app.controller';
 import { AppService } from './app.service';
+import { ConfigModule } from '@nestjs/config';
+import { DatabaseModule } from './modules/database-module/database.module';
 
 @Module({
-  imports: [],
+  imports: [
+    ConfigModule.forRoot({
+      isGlobal: true,
+    }),
+    DatabaseModule,
+  ],
   controllers: [AppController],
   providers: [AppService],
 })

backend/src/main.ts

@@ -1,8 +1,16 @@
 import { NestFactory } from '@nestjs/core';
 import { AppModule } from './app.module';
+import { SwaggerModule, DocumentBuilder } from '@nestjs/swagger';
+
+async function setupSwagger(app) {
+  const config = new DocumentBuilder().build();
+  const document = SwaggerModule.createDocument(app, config);
+  SwaggerModule.setup('api', app, document);
+}
 
 async function bootstrap() {
   const app = await NestFactory.create(AppModule);
+  await setupSwagger(app);
   await app.listen(3000);
 }
 bootstrap();

backend/src/modules/database-module/database-config.ts

@@ -0,0 +1,16 @@
+import { ConfigService } from "@nestjs/config";
+import { TypeOrmModuleOptions } from "@nestjs/typeorm";
+
+export const databaseConfigFactory = (
+  configService: ConfigService
+): TypeOrmModuleOptions => ({
+  type: 'postgres',
+  host: configService.get('DB_HOST'),
+  port: configService.get('DB_PORT'),
+  username: configService.get('DB_USERNAME'),
+  password: configService.get('DB_PASSWORD'),
+  database: configService.get('DB_NAME'),
+  synchronize: true,
+  logging: true,
+  entities: [],
+});

backend/src/modules/database-module/database.module.ts

@@ -0,0 +1,16 @@
+import { Module } from '@nestjs/common';
+import { TypeOrmModule } from '@nestjs/typeorm';
+import { ConfigService, ConfigModule } from '@nestjs/config';
+import { databaseConfigFactory } from './database-config';
+
+@Module({
+  imports: [
+    TypeOrmModule.forRootAsync({
+      imports: [ConfigModule],
+      useFactory: databaseConfigFactory,
+      inject: [ConfigService],
+    }),
+  ],
+  exports: [TypeOrmModule],
+})
+export class DatabaseModule {}