Dockerfile

FROM python:3.10-slim

# Install system dependencies including curl
RUN apt-get update && apt-get install -y curl git
# Install Node.js 20.x
RUN curl -fsSL https://deb.nodesource.com/setup_20.x | bash -
RUN apt-get install -y nodejs

# Set up user for Hugging Face Spaces (UID 1000 is required by HF Spaces)
RUN useradd -m -u 1000 user
USER user
ENV HOME=/home/user \
    PATH=/home/user/.local/bin:$PATH

WORKDIR $HOME/app

# Copy the entire repository into the container and set ownership
COPY --chown=user . $HOME/app

# Install Python dependencies
RUN pip install --no-cache-dir -r backend/requirements.txt

# Pre-download the Hugging Face MPNet tokenizer/model so it doesn't download on boot
RUN python -c "from transformers import AutoTokenizer, AutoModel; AutoTokenizer.from_pretrained('sentence-transformers/all-mpnet-base-v2'); AutoModel.from_pretrained('sentence-transformers/all-mpnet-base-v2')"

# Install Node.js dependencies and build Next.js
WORKDIR $HOME/app/mindcheck-web
RUN npm install
RUN npm run build

# Return to app root
WORKDIR $HOME/app

# Make start script executable
RUN chmod +x start.sh

# Hugging Face Spaces expects the app to run on port 7860
EXPOSE 7860

# Run the supervisor script
CMD ["./start.sh"]