docker-compose.yml

version: "3.8"

services:
  # -----------------------------
  # PostgreSQL Configuration
  # -----------------------------
  postgres:
    image: postgres:15 # can change postgres version
    container_name: app-postgres # can change container name
    restart: always
    environment:
      POSTGRES_DB: appdb # can change db name
      POSTGRES_USER: postgres # can change username
      POSTGRES_PASSWORD: postgres # can change password
    ports:
      - "5432:5432"
    volumes:
      - postgres_data:/var/lib/postgresql/data

  
  # -----------------------------
  # Spring Boot Application
  # -----------------------------
  app:
    build: .
    container_name: spring-app # can chage spring container name 
    restart: always
    depends_on:
      - postgres 
    ports:
      - "4000:4000"
    environment:
      SPRING_DATASOURCE_URL: jdbc:postgresql://postgres:5432/appdb
      SPRING_DATASOURCE_USERNAME: postgres
      SPRING_DATASOURCE_PASSWORD: postgres

      SPRING_JPA_HIBERNATE_DDL_AUTO: update # optional, auto-update schema

volumes:
  postgres_data: