35 lines
862 B
Docker
35 lines
862 B
Docker
# Use a lightweight Python base
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FROM python:3.12-slim
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# Set environment variables
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ENV PYTHONDONTWRITEBYTECODE=1
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ENV PYTHONUNBUFFERED=1
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# Set work directory
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WORKDIR /app
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# Install system dependencies (if needed for pip packages)
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RUN apt-get update && apt-get install -y --no-install-recommends \
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build-essential \
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&& rm -rf /var/lib/apt/lists/*
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# Copy requirements first (for caching)
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COPY requirements.txt /app/
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# Install Python dependencies
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RUN pip install --no-cache-dir -r requirements.txt
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# Copy the rest of the app
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COPY . /app/
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# Expose Flask port
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EXPOSE 5000
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# Default env vars (can override at runtime)
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ENV FLASK_APP=app:create_app
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ENV FLASK_RUN_HOST=0.0.0.0
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ENV FLASK_RUN_PORT=5000
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ENV FLASK_ENV=production
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# Start Flask with Gunicorn (better for prod than flask run)
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CMD ["gunicorn", "-w", "4", "-b", "0.0.0.0:5000", "app:create_app()"] |