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FROM python:3.10-slim
WORKDIR /app
# Create a non-root user to run the application
RUN groupadd -r appuser && useradd -r -g appuser appuser
# Install system dependencies
RUN apt-get update && apt-get install -y \
build-essential \
curl \
git \
&& rm -rf /var/lib/apt/lists/*
# Create cache directories with proper permissions
RUN mkdir -p /app/model_cache && \
chmod 777 /app/model_cache
# Copy requirements first for better caching
COPY requirements.txt .
# Install Python dependencies
RUN pip install --no-cache-dir -r requirements.txt
# Copy application code
COPY . .
COPY ../utils /app/utils
COPY ../recommender.py /app/recommender.py
# Set proper permissions
RUN chown -R appuser:appuser /app
# Expose port for FastAPI
EXPOSE 7860
# Set environment variables
ENV PYTHONUNBUFFERED=1
ENV TRANSFORMERS_CACHE=/app/model_cache
ENV HF_HOME=/app/model_cache
ENV SENTENCE_TRANSFORMERS_HOME=/app/model_cache
# Switch to non-root user
USER appuser
# Command to run the application
CMD ["python", "main.py"]
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