# Stage 1: build da aplicação React
FROM node:18-alpine AS build
WORKDIR /app
COPY package*.json ./
RUN npm ci
COPY . .
ARG VITE_API_URL=/
ENV VITE_API_URL=$VITE_API_URL
RUN npm run build

# Stage 2: servidor NGINX mínimo
FROM nginx:alpine AS runner
COPY --from=build /app/dist /usr/share/nginx/html
COPY nginx.conf /etc/nginx/conf.d/default.conf
EXPOSE 80
HEALTHCHECK --interval=30s --timeout=5s \
  CMD wget -qO- http://localhost/nginx-health || exit 1
CMD ["nginx", "-g", "daemon off;"]
