FROM pytorch/pytorch:2.1.2-cuda12.1-cudnn8-runtime

# Prevent tzdata / apt from asking interactive questions
ARG DEBIAN_FRONTEND=noninteractive
ENV TZ=Asia/Kolkata

WORKDIR /app

# Install system dependencies for audio
RUN apt-get update && apt-get install -y \
    libsndfile1 \
    ffmpeg \
    git \
    && rm -rf /var/lib/apt/lists/*

# Install Python deps
COPY requirements.txt .
RUN pip install --no-cache-dir -r requirements.txt

# Copy application code
COPY . .

# Create cache dir for Transformers
RUN mkdir -p /app/cache
ENV HF_HOME=/app/cache

# Make sure app directory is fully accessible (for cache, temp files, etc.)
RUN chmod -R 777 /app

# Expose port
EXPOSE 7860

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