# ───────────────────────────────────────────────────────
# 1) Build stage: install MkDocs & compile your site
# ───────────────────────────────────────────────────────
FROM python:3.11-slim AS builder

# prevent interactive prompts
ENV DEBIAN_FRONTEND=noninteractive

WORKDIR /app

# copy & install dependencies
COPY requirements.txt .
RUN pip install --no-cache-dir -r requirements.txt

# copy our doc sources & build
COPY . .
# note: if you need a custom config or extra flags, adjust here
RUN mkdocs build --clean --site-dir /app/site


# ───────────────────────────────────────────────────────
# 2) Run stage: serve the built site via nginx
# ───────────────────────────────────────────────────────
FROM nginx:alpine

# remove default nginx html
RUN rm -rf /usr/share/nginx/html/*

# copy over our static site from the builder
COPY --from=builder /app/site/ /usr/share/nginx/html/

# (optional) if you have a custom nginx.conf, uncomment:
# COPY nginx.conf /etc/nginx/nginx.conf

# expose HTTP
EXPOSE 80

# run nginx in foreground
CMD ["nginx", "-g", "daemon off;"]