docs: 添加国内 Docker 镜像加速器配置说明
- README.md: 新增国内网络问题解决方案 - Docker 镜像加速器配置 - 使用国内 Node.js 镜像 - 手动拉取镜像方法 - Dockerfile: 注释说明国内镜像源用法
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# 使用国内镜像源(可选,如果 Docker 加速器无效)
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# FROM registry.cn-hangzhou.aliyuncs.com/library/node:18-alpine
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FROM node:18-alpine
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FROM node:18-alpine
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WORKDIR /app
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WORKDIR /app
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README.md
67
README.md
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#### 🔧 Docker 故障排查
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#### 🔧 Docker 故障排查
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**查看容器日志**
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```bash
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```bash
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# 查看容器日志
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docker logs --tail 100 qiniu-bot
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docker logs --tail 100 qiniu-bot
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```
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# 进入容器调试
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**进入容器调试**
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```bash
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docker exec -it qiniu-bot /bin/sh
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docker exec -it qiniu-bot /bin/sh
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```
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# 检查容器健康状态
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**检查容器健康状态**
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```bash
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docker inspect --format='{{.State.Health.Status}}' qiniu-bot
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docker inspect --format='{{.State.Health.Status}}' qiniu-bot
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```
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# 查看资源使用
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**查看资源使用**
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```bash
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docker stats qiniu-bot
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docker stats qiniu-bot
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```
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# 清理未使用的镜像
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**清理未使用的镜像**
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```bash
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docker image prune -a
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docker image prune -a
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```
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```
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---
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---
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#### 🌏 国内网络问题(镜像拉取超时)
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**问题:** `failed to solve: DeadlineExceeded: node:18-alpine: failed to resolve source metadata`
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**解决方案 1:配置 Docker 镜像加速器**
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```bash
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# 配置镜像加速器
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sudo tee /etc/docker/daemon.json <<-'EOF'
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{
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"registry-mirrors": [
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"https://docker.mirrors.ustc.edu.cn",
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"https://hub-mirror.c.163.com",
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"https://mirror.baidubce.com"
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]
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}
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EOF
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# 重启 Docker
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sudo systemctl daemon-reload
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sudo systemctl restart docker
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# 验证
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docker info | grep "Registry Mirrors"
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```
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**解决方案 2:使用国内 Node.js 镜像**
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修改 `Dockerfile` 第一行:
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```dockerfile
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# 使用阿里云镜像
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FROM registry.cn-hangzhou.aliyuncs.com/library/node:18-alpine
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```
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**解决方案 3:手动拉取镜像**
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```bash
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# 先手动拉取(使用加速器)
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docker pull registry.cn-hangzhou.aliyuncs.com/library/node:18-alpine
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# 打标签
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docker tag registry.cn-hangzhou.aliyuncs.com/library/node:18-alpine node:18-alpine
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# 重新构建
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docker-compose up -d --build
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```
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---
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#### 📋 Docker 部署检查清单
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#### 📋 Docker 部署检查清单
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- [ ] `.env` 文件已配置(包含飞书和七牛云密钥)
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- [ ] `.env` 文件已配置(包含飞书和七牛云密钥)
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