FROM python:3.9-slim

WORKDIR /app

# Crear directorios con permisos
RUN mkdir -p /tmp/transformers_cache /tmp/huggingface /tmp/numba_cache && \
    chmod 777 /tmp/transformers_cache /tmp/huggingface /tmp/numba_cache

# Instalar dependencias del sistema
RUN apt-get update && apt-get install -y \
    ffmpeg \
    libsndfile1 \
    && rm -rf /var/lib/apt/lists/*

# Copiar archivos
COPY requirements.txt .
COPY app.py .

# Instalar dependencias
RUN pip install --no-cache-dir -r requirements.txt

# Variables de entorno
ENV TRANSFORMERS_CACHE=/tmp/transformers_cache
ENV HF_HOME=/tmp/huggingface
ENV NUMBA_CACHE_DIR=/tmp/numba_cache
ENV NUMBA_DISABLE_JIT=1

EXPOSE 7860

CMD ["python", "app.py"]