content: # This docker file is intended to be used with docker compose to deploy a production
  # instance of a Reflex app.
  
  # Stage 1: init
  FROM python:3.12 as init
  
  ARG uv=/root/.cargo/bin/uv
  
  # Install `uv` for faster package boostrapping
  ADD --chmod=755 https://astral.sh/uv/install.sh /install.sh
  RUN /install.sh && rm /install.sh
  
  # Copy local context to `/app` inside container (see .dockerignore)
  WORKDIR /app
  COPY . .
  RUN mkdir -p /app/data /app/uploaded_files
  
  # Create virtualenv which will be copied into final container
  ENV VIRTUAL_ENV=/app/.venv
  ENV PATH="$VIRTUAL_ENV/bin:$PATH"
  RUN $uv venv
  
  # Install app requirements and reflex inside virtualenv
  RUN $uv pip install -r requirements.txt
  
  # Deploy templates and prepare app
  RUN reflex init
  
  # Export static copy of frontend to /app/.web/_static
  RUN reflex export --frontend-only --no-zip
  
  # Copy static files out of /app to save space in backend image
  RUN mv .web/_static /tmp/_static
  RUN rm -rf .web && mkdir .web
  RUN mv /tmp/_static .web/_static
  
  # Stage 2: copy artifacts into slim image 
  FROM python:3.12-slim
  WORKDIR /app
  RUN adduser --disabled-password --home /app reflex
  
  COPY --chown=reflex --from=init /app /app
  # Install libpq-dev for psycopg2 (skip if not using postgres).
  RUN apt-get update -y && apt-get install -y libpq-dev && rm -rf /var/lib/apt/lists/*
  USER reflex
  ENV PATH="/app/.venv/bin:$PATH"
  
  # Needed until Reflex properly passes SIGTERM on backend.
  STOPSIGNAL SIGKILL
  
  # Always apply migrations before starting the backend.
  CMD reflex db migrate && reflex run --env prod --backend-only