# syntax=docker/dockerfile:1
#
# React portal: Vite build in node, served by nginx with the SPA history fallback.
# Context is ./frontend.
#
#     docker build -t hrms-frontend:local ./frontend

FROM node:22-alpine AS build

WORKDIR /src

COPY package.json package-lock.json ./
RUN npm ci

COPY . .

# Vite inlines VITE_* at BUILD time, so the API origin is fixed when the image is
# built, not when the container starts — rebuild the image to point it elsewhere.
# `.env.production.local` outranks every other env file, so this wins over the empty
# VITE_API_BASE in .env.production (which means "same origin, behind a proxy").
ARG VITE_API_BASE=http://localhost:8000
RUN printf 'VITE_API_BASE=%s\n' "$VITE_API_BASE" > .env.production.local \
    && npm run build

FROM nginx:1.27-alpine

COPY nginx.conf /etc/nginx/conf.d/default.conf
COPY --from=build /src/dist /usr/share/nginx/html

EXPOSE 80