FROM python:3.9-slim

WORKDIR /code

# Install system dependencies
RUN apt-get update && apt-get install -y \
    build-essential \
    curl \
    software-properties-common \
    git \
    ffmpeg \
    libsndfile1 \
    && rm -rf /var/lib/apt/lists/*

# Create cache directory with proper permissions
RUN mkdir -p /.cache && \
    chmod -R 777 /.cache && \
    mkdir -p /.cache/huggingface && \
    chmod -R 777 /.cache/huggingface

# Set environment variables
ENV TRANSFORMERS_CACHE=/.cache/huggingface
ENV HF_HOME=/.cache/huggingface
ENV PYTHONUNBUFFERED=1
ENV DEBIAN_FRONTEND=noninteractive
ENV HOME=/.cache

# Copy requirements first for better caching
COPY requirements.txt .

# Install Python dependencies
RUN pip install --no-cache-dir --upgrade pip && \
    pip install --no-cache-dir -r requirements.txt

# Copy the rest of the application
COPY . .

# Make port 7860 available 
EXPOSE 7860

# Run the application
CMD ["python", "app.py"]