# Stage 1: build
FROM node:20-alpine AS builder

ARG VITE_STANDALONE=false
ENV VITE_STANDALONE=$VITE_STANDALONE

WORKDIR /app
COPY frontend/package*.json ./
RUN npm ci

COPY frontend/ .
RUN npm run build

# Stage 2: serve
FROM nginx:alpine

COPY --from=builder /app/dist /usr/share/nginx/html

# Nginx config: proxy /api and /ws to backend, serve SPA
COPY docker/nginx.conf /etc/nginx/conf.d/default.conf

EXPOSE 80