20 lines
579 B
Docker
20 lines
579 B
Docker
# 分层构建：依赖与代码分离，仅代码变更时只重建最后一层，加快迭代
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FROM tiangolo/uvicorn-gunicorn-fastapi:python3.11-slim
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ENV MODULE_NAME=backend.app.main
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ENV VARIABLE_NAME=app
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ENV PORT=8000
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ENV HOST=0.0.0.0
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# SQLite 对并发写不友好，单 worker 避免多进程竞争
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ENV WEB_CONCURRENCY=1
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WORKDIR /app
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# 依赖层：只有 requirements 变更时才重建
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COPY requirements.txt /app/requirements.txt
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RUN pip install --no-cache-dir -r /app/requirements.txt
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# 代码层：仅此层会随业务代码变更而重建
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COPY backend /app/backend
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