Dockerfile

FROM python:3.10-slim

WORKDIR /app

ENV DEBIAN_FRONTEND=noninteractive \
    PYTHONUNBUFFERED=1 \
    PIP_NO_CACHE_DIR=1

# Install minimal system dependencies
RUN apt-get update && apt-get install -y --no-install-recommends \
    build-essential \
    && apt-get clean && rm -rf /var/lib/apt/lists/*

# Copy requirements
COPY requirements.txt .

# Upgrade pip
RUN pip install --upgrade pip

# Install PyTorch CPU (lighter weight)
RUN pip install torch==2.5.1 --index-url https://download.pytorch.org/whl/cpu

# Install all other dependencies in one go
RUN pip install -r requirements.txt

# Download spaCy model with direct URL (more reliable)
RUN pip install https://github.com/explosion/spacy-models/releases/download/en_core_web_sm-3.7.1/en_core_web_sm-3.7.1-py3-none-any.whl

# Copy app code
COPY . .

EXPOSE 7860

CMD ["gunicorn", "-b", "0.0.0.0:7860", "--timeout", "120", "--workers", "2", "app:app"]