Ambiente PHP -> Docker + PHP + MySql + VSCode

docker-compose.yml

version: "3.7"

# Networks
networks:
  # Internal network
  internal:
    driver: bridge

# Volumes
volumes:
  # MySQL volume
  app-mysql_data:
    driver: local

# Services
services:
  # MySQL
  app-mysql:
    image: mysql:5.7
    container_name: ${APP_NAME}_db
    networks:
      - internal
    volumes:
    # Os volumes ficam no diretório /var/lib/docker/volumes/
      - app-mysql_data:/var/lib/mysql
      - .:/var/www/app
    working_dir: /var/www/app
    environment:
      - MYSQL_ROOT_PASSWORD=root
      - MYSQL_DATABASE=${DB_DATABASE}
      - MYSQL_USER=${DB_USERNAME}
      - MYSQL_PASSWORD=${DB_PASSWORD}
    ports:
      - "3306:3306"

  # Nginx
  app-nginx:
    image: webdevops/php-nginx-dev:8.0
    container_name: ${APP_NAME}_web
    networks:
      - internal
    depends_on:
      - app-mysql
    volumes:
      - .:/var/www/app
    working_dir: /var/www/app
    environment:
      - WEB_DOCUMENT_ROOT=/var/www/app/public
      - PHP_DATE_TIMEZONE=UTC
      - PHP_DISPLAY_ERRORS=0
      - WEB_DOCUMENT_INDEX=index.php
      - PHP_MEMORY_LIMIT=4096M
      - PHP_MAX_EXECUTION_TIME=86400
      - PHP_POST_MAX_SIZE=500M
      - PHP_UPLOAD_MAX_FILESIZE=500M
      - PHP_DEBUGGER="xdebug"
      # - PHP_IDE_CONFIG="serverName=_"
      # xdebug v3
      - XDEBUG_MODE=debug
      - XDEBUG_START_WITH_REQUEST=yes
      - XDEBUG_CLIENT_HOST=host.docker.internal
      - XDEBUG_CLIENT_PORT=9090
      - XDEBUG_OUTPUT_DIR=/var/www/app/.xdebug
    expose:
      - 9090
    ports:
      - "8080:80"


# Obrigado @wilcorrea

launch.json

// Arquivo de configuração do vs code para utilizar o debug com xdebug
{
    "version": "0.2.0",
    "configurations": [
        {
            "name": "Listen for Xdebug",
            "type": "php",
            "request": "launch",
            "port": 9090,
            "log": true,
            "stopOnEntry": false,
            "pathMappings": {
            // DEVE APONTAR QUEM SÃO OS ARQUIVOS NO CONTAINER E NO HOST
            // DIRETÓRIO DO CONTAINER : DIRETÓRIO DO HOST
                "/var/www/app/": "${workspaceFolder}"
            }
        }
    ]
}