add docker compose

docker-compose.yml

@@ -0,0 +1,39 @@
+version: '3.9'
+
+services:
+  app:
+    build:
+      context: .
+      dockerfile: Dockerfile
+    container_name: nestjs-app
+    environment:
+      - NODE_ENV=production
+      - DB_HOST=${POSTGRES_HOST}
+      - DB_PORT=${POSTGRES_PORT}
+      - DB_USERNAME=${POSTGRES_USER}
+      - DB_PASSWORD=${POSTGRES_PASSWORD}
+      - DB_DATABASE=${POSTGRES_DB}
+      - DB_SSL=${DB_SSL}
+      - DB_SYNC=${DB_SYNC}
+      - PORT=${PORT}
+    ports:
+      - '3023:3023'
+    depends_on:
+      - db
+    restart: unless-stopped
+
+  db:
+    image: postgres:16.8-alpine3.20
+    container_name: postgres-db
+    environment:
+      POSTGRES_DB: ${POSTGRES_DB}
+      POSTGRES_USER: ${POSTGRES_USER}
+      POSTGRES_PASSWORD: ${POSTGRES_PASSWORD}
+    volumes:
+      - pgdata:/var/lib/postgresql/data
+    ports:
+      - '5432:5432'
+    restart: unless-stopped
+
+volumes:
+  pgdata:

src/app.module.ts

@@ -9,12 +9,12 @@ import { NotificationModule } from './notifications/notification.module';
     ConfigModule.forRoot(),
     TypeOrmModule.forRoot({
       type: 'postgres',
-      host: process.env.POSTGRES_HOST,
-      port: 5432,
-      ssl: process.env.POSTGRES_SSL === 'true',
-      username: process.env.POSTGRES_USER,
-      password: process.env.POSTGRES_PASSWORD,
-      database: process.env.POSTGRES_DATABASE,
+      host: process.env.DB_HOST,
+      port: parseInt(process.env.DB_PORT, 10),
+      ssl: process.env.DB_SSL === 'true',
+      username: process.env.DB_USERNAME,
+      password: process.env.DB_PASSWORD,
+      database: process.env.DB_DATABASE,
       entities: [__dirname + '/**/*.entity{.ts,.js}'],
       synchronize: process.env.DB_SYNC === 'true',
     }),