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# Use Python 3.9 slim image
FROM python:3.9-slim
# Set working directory
WORKDIR /app
# Set environment variables for UTF-8 encoding
ENV PYTHONDONTWRITEBYTECODE 1
ENV PYTHONUNBUFFERED 1
ENV LANG=C.UTF-8
ENV LC_ALL=C.UTF-8
ENV PYTHONIOENCODING=utf-8
ENV PYTHONUTF8=1
ENV DOCKER_CONTAINER=true
# Install system dependencies
RUN apt-get update \
&& apt-get install -y --no-install-recommends \
build-essential \
&& rm -rf /var/lib/apt/lists/*
# Copy requirements file
COPY requirements.txt .
# Install Python dependencies
RUN pip install --no-cache-dir -r requirements.txt
# Copy project files
COPY . .
# Create non-root user
RUN adduser --disabled-password --gecos '' appuser
RUN chown -R appuser:appuser /app
USER appuser
# Expose port
EXPOSE 5000
# Run the application
CMD ["python", "app.py"] |