# Build stage
FROM node:20-alpine AS builder

WORKDIR /app

# Build args for Next.js public env vars (inlined at build time)
ARG NEXT_PUBLIC_POSTHOG_KEY
ARG NEXT_PUBLIC_POSTHOG_HOST=https://eu.i.posthog.com
ARG NEXT_PUBLIC_SUPABASE_URL=https://ckjcrkjpmhqhiucifukx.supabase.co

ENV NEXT_PUBLIC_POSTHOG_KEY=$NEXT_PUBLIC_POSTHOG_KEY
ENV NEXT_PUBLIC_POSTHOG_HOST=$NEXT_PUBLIC_POSTHOG_HOST
ENV NEXT_PUBLIC_SUPABASE_URL=$NEXT_PUBLIC_SUPABASE_URL

# Install dependencies
COPY package*.json ./
RUN npm ci

# Copy source code
COPY . .

# Build the application
RUN npm run build

# Production stage
FROM node:20-alpine AS runner

WORKDIR /app

ENV NODE_ENV=production
ENV NEXT_TELEMETRY_DISABLED=1

# Install curl for healthcheck
RUN apk add --no-cache curl

# Create non-root user
RUN addgroup --system --gid 1001 nodejs
RUN adduser --system --uid 1001 nextjs

# Copy built assets from builder
COPY --from=builder /app/public ./public
COPY --from=builder --chown=nextjs:nodejs /app/.next/standalone ./
COPY --from=builder --chown=nextjs:nodejs /app/.next/static ./.next/static

USER nextjs

EXPOSE 3000

ENV PORT=3000
ENV HOSTNAME="0.0.0.0"

CMD ["node", "server.js"]