FROM node:20-alpine

# Ensure Next.js native binaries work on Alpine
RUN apk add --no-cache libc6-compat

ENV NODE_ENV=production \
    NEXT_TELEMETRY_DISABLED=1 \
    PORT=7860 \
    NEXT_PUBLIC_SERVER_MODE=true \
    SESSION_SECRET=YXBwc2VjcmV0MTIzNDU2Nzg5MGFiY2RlZmdoaWprbG0= \
    ANALYTICS_SECRET=YW5hbHl0aWNzMTIzNDU2Nzg5MGFiY2RlZmdoaWprbG0= \
    SECRETS_ENCRYPTION_KEY=c2VjcmV0c2VuY3J5cHRpb25rZXkxMjM0NTY3ODkwYWI=

WORKDIR /app

# Install deps with cache-friendly layering
COPY package.json package-lock.json ./
RUN npm ci --include=dev

# Copy source and build
COPY . .
RUN npm run build

EXPOSE 7860
# Bind to the required HF port and host
CMD ["npm", "run", "start", "--", "-p", "7860", "-H", "0.0.0.0"]