perf: Docker 构建使用清华镜像源并启用 BuildKit pip 缓存挂载,大幅加速重复构建
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@ -10,3 +10,23 @@ uploads
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pgdata
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.env
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simhei.ttf
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# ---- 补充排除项 ----
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# Windows 残留空文件
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nul
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# 数据库备份文件(避免打进镜像/context)
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*.dump
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*.sql.gz
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*.tar.gz
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*.gz
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*.log
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# 数据库迁移脚本(运行时用 volume 挂载宿主机,镜像内不需要)
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db_migrations
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# 测试脚本与缓存
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test_*.py
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tests
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.pytest_cache
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.coverage
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# 运维修复脚本(宿主机保留,无需进镜像)
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fix_*.py
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fix_*.sql
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@ -5,9 +5,12 @@ WORKDIR /app
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# 1. 复制依赖并安装
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COPY requirements.txt .
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# 安装依赖 + gunicorn
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RUN pip install --no-cache-dir -r requirements.txt && \
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pip install --no-cache-dir gunicorn
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# 安装依赖 + gunicorn(清华镜像源 + BuildKit 缓存挂载)
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# ★ 关键优化:pip 下载的 wheel 会缓存在宿主 /root/.cache/pip,
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# 只要 requirements.txt 不变,重复构建不再重新下载(首次约100s,之后秒级)
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RUN --mount=type=cache,target=/root/.cache/pip \
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pip install -i https://pypi.tuna.tsinghua.edu.cn/simple -r requirements.txt && \
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pip install -i https://pypi.tuna.tsinghua.edu.cn/simple gunicorn
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# 2. 复制后端代码
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COPY . .
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