Dockerfile

FROM python:3.13-slim

# Disable buffering for easier logging
ENV PYTHONUNBUFFERED=1 

# Set PYTHONPATH environment variable
ENV PYTHONPATH=/app

# Set working directory
WORKDIR /app

# Create cache and logs directories early + set permissions
RUN mkdir -p /app/logs /app/.cache/huggingface && \
    chmod -R 777 /app/logs /app/.cache

# Ensure correct permissions for cache directory
RUN mkdir -p /app/hf_cache && \
    chmod -R 777 /app/hf_cache

# Copy only requirements first to leverage Docker cache
COPY ./app/requirements.txt /app/requirements.txt

# Install OS dependencies
RUN apt-get update && apt-get install -y \
    gcc \
    libffi-dev \
    libssl-dev \
    ca-certificates \
    && rm -rf /var/lib/apt/lists/* \
    && apt-get clean

# Install Python dependencies
RUN pip install --upgrade pip && \
    pip install -r requirements.txt

# Copy the entire app directory into the container
COPY ./app /app

# Set environment variables for Hugging Face token and cache
ARG HF_TOKEN
ENV HF_TOKEN=${HF_TOKEN}
ENV TRANSFORMERS_CACHE=/app/.cache/huggingface
ENV HF_HOME=/app/.cache/huggingface

# Expose port
EXPOSE 7860

# Healthcheck
HEALTHCHECK --interval=15s --timeout=5s --start-period=90s --retries=5 \
  CMD curl --fail http://https://adsurkasur-arina-hf-spaces-api.hf.space/healthz || exit 1

# Run FastAPI app
CMD ["uvicorn", "main_hf:app", "--host", "0.0.0.0", "--port", "7860"]