Dockerfile

FROM python:3.10-slim

# system deps
RUN apt-get update && apt-get install -y \
    git git-lfs ffmpeg libsm6 libxext6 libgl1 && \
    rm -rf /var/lib/apt/lists/*

# app dir
WORKDIR /app
COPY requirements.txt .
RUN pip install --no-cache-dir -r requirements.txt

# set writable caches
ENV HF_HOME=/app/.cache \
    HF_HUB_CACHE=/app/.cache/hub \
    HF_DATASETS_CACHE=/app/.cache/datasets \
    TRANSFORMERS_CACHE=/app/.cache/transformers

# ensure dirs exist and are writable
RUN mkdir -p /app/.cache/hub /app/.cache/datasets /app/.cache/transformers

# app code
COPY . .

# gradio runs on PORT
ENV GRADIO_SERVER_NAME=0.0.0.0 \
    PORT=7860

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