# ---- build ----
FROM docker.io/library/node:22-bookworm-slim AS build
WORKDIR /build
COPY package*.json ./
RUN npm ci
COPY . .
# Root deploys (own port, no reverse-proxy prefix) leave this unset and default to '/'.
ARG VITE_BASE=/
ENV VITE_BASE=$VITE_BASE
RUN npm run build

# ---- runtime ----
FROM docker.io/library/nginx:1.27-alpine
COPY nginx.conf /etc/nginx/conf.d/default.conf
COPY --from=build /build/dist /usr/share/nginx/html
EXPOSE 8097
HEALTHCHECK --interval=30s --timeout=5s --retries=3 \
    CMD wget -qO- http://localhost:8097/ >/dev/null || exit 1