docker-compose.yml

services:
  mysqldb:
    image: mysql:8
    restart: always
    environment:
      MYSQL_ROOT_PASSWORD: ${MYSQL_ROOT_PASSWORD}
      MYSQL_DATABASE: ${MYSQL_DATABASE}
    ports:
      - "${MYSQL_LOCAL_PORT}:${MYSQL_DOCKER_PORT}"
    healthcheck:
      test: ["CMD-SHELL", "mysqladmin ping -h localhost -P ${MYSQL_DOCKER_PORT} -u ${MYSQL_USER} -p${MYSQL_ROOT_PASSWORD}"]
      interval: 30s
      timeout: 10s
      retries: 3

  app:
    depends_on:
      mysqldb:
        condition: service_healthy
    image: book-service
    build: .
    ports:
      - "${SPRING_LOCAL_PORT}:${SPRING_DOCKER_PORT}"
      - "${DEBUG_PORT}:${DEBUG_PORT}"
    environment:
      SPRING_APPLICATION_JSON: '{
      "spring.datasource.url": "jdbc:mysql://mysqldb:${MYSQL_DOCKER_PORT}/${MYSQL_DATABASE}?serverTimezone=UTC",
      "spring.datasource.username": "${MYSQL_USER}", 
      "spring.datasource.password": "${MYSQL_ROOT_PASSWORD}", 
      "jwt.secret": "${JWT_SECRET}"
      }'
      JAVA_TOOL_OPTIONS: "-agentlib:jdwp=transport=dt_socket,server=y,suspend=n,address=*:5005"