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Docker开发镜像Nest热重载需安装procps experience main/projects/d44c219a-0b31-4de1-b160-323eb34a4c6a/docker-开发镜像-nest-热重载需安装-procps da7a2613-9076-4924-b49e-07a41ffaf126 project d44c219a-0b31-4de1-b160-323eb34a4c6a experience active 1 6a6a895eaf 2026-09-23T15:06:48.406885+00:00 2026-09-23T15:06:48.406944+00:00
docker
development
hot-reload
verified

Windows Docker Desktop 本地开发实测:Vite 使用轮询挂载源码后可以热更新;Nest watch 能检测源码并编译,但 node:24-slim 不自带 ps,Nest CLI 的 treeKillSync 内部 spawnSync('ps',['-A','-o','pid,ppid']) 失败后只杀父进程,遗留旧API进程占用3000,导致EADDRINUSE且仍响应旧代码。修复为仅在Dockerfile.dev安装procps,保留Nest已有watch流程,不引入额外监听依赖。修复后已验证后端临时响应字段加入与撤销都自动生效,容器ID和启动时间不变。前端也通过无需刷新页面的DOM标记验证HMR。临时验证标记已恢复,不进入提交。