springboot怎么设置docker（Docker如何给Springboot项目动态传参的实现方法）

spring.datasource.url = jdbc:mysql://192.168.0.11:3306/db?useUnicode=true&characterEncoding=utf8
#配置数据库用户名
spring.datasource.username = sa
#配置数据库密码
spring.datasource.password = sa

#配置数据库链接
spring.datasource.url = jdbc:mysql://${DB_HOST}:${DB_PORT}/${DB_NAME}?useUnicode=true&characterEncoding=utf8
#配置数据库用户名
spring.datasource.username = ${DB_USER}
#配置数据库密码
spring.datasource.password = ${DB_PASSWORD}

version: '3'
services:
 web:
  restart: always
  depends_on:
   - db
  image: springboot-app-image
  build: .
  ports:
   - 8080:8080
  environment:
   - DB_HOST=192.168.0.11
   - DB_PORT=3306
   - DB_USER=root
   - DB_PASSWORD=123456
   - DB_NAME=db
  networks:
   - credit-facility-net
  deploy:
   mode: replicated
   replicas: 3
   restart_policy:
    condition: on-failure
    delay: 5s
    max_attempts: 3
   update_config:
    parallelism: 1
    delay: 10s