FROM node:22-alpine
WORKDIR /app

# Expose build-time NEXT_PUBLIC_* vars to `npm run build` so Next.js
# inlines them into the client bundle. Coolify supplies these as
# --build-arg from app env vars (is_buildtime=true).
ARG NEXT_PUBLIC_SUPABASE_URL
ARG NEXT_PUBLIC_SUPABASE_ANON_KEY
ARG NEXT_PUBLIC_SITE_URL
ARG NEXT_PUBLIC_GA_MEASUREMENT_ID
ENV NEXT_PUBLIC_SUPABASE_URL=$NEXT_PUBLIC_SUPABASE_URL
ENV NEXT_PUBLIC_SUPABASE_ANON_KEY=$NEXT_PUBLIC_SUPABASE_ANON_KEY
ENV NEXT_PUBLIC_SITE_URL=$NEXT_PUBLIC_SITE_URL
ENV NEXT_PUBLIC_GA_MEASUREMENT_ID=$NEXT_PUBLIC_GA_MEASUREMENT_ID

COPY package*.json ./
RUN npm install
COPY . .
RUN npm run build
ENV NODE_ENV=production
ENV PORT=4028
EXPOSE 4028
CMD ["npx", "next", "start", "-p", "4028"]