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# Stage 1: Build stage (only used if compiling dependencies)
FROM python:3.9-slim as build-stage
# Set the working directory
WORKDIR /app
# Install build dependencies (only if needed, otherwise skip this stage)
# RUN apt-get update && apt-get install -y build-essential gcc
# Copy requirements file
COPY requirements.txt .
# Install Python dependencies
RUN pip install --no-cache-dir -r requirements.txt
# Stage 2: Final stage
FROM python:3.9-slim
# Set the working directory in the container
WORKDIR /app
# Copy the contents from the build stage (dependencies only)
COPY --from=build-stage /usr/local/lib/python3.9/site-packages /usr/local/lib/python3.9/site-packages
COPY --from=build-stage /usr/local/bin /usr/local/bin
# Copy application code
COPY . /app
# Remove pip cache and unnecessary files (optional)
RUN apt-get clean && rm -rf /var/lib/apt/lists/* /tmp/* /var/tmp/*
# Add non-root user and switch to it for better security
RUN useradd -m flaskuser
USER flaskuser
# Expose the port your Flask app will run on
EXPOSE 7860
# Run the Flask app
CMD ["python", "app.py"]
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