# Build stage
FROM node:20-alpine AS builder

WORKDIR /app

# Install pnpm
RUN corepack enable && corepack prepare pnpm@latest --activate

# Copy package files
COPY package.json pnpm-lock.yaml ./

# Install dependencies
RUN pnpm install --frozen-lockfile

# Copy source code
COPY . .

# Build the Next.js app
RUN pnpm build

# Production stage
FROM node:20-alpine AS runner

WORKDIR /app

ENV NODE_ENV=production

# Install pnpm
RUN corepack enable && corepack prepare pnpm@latest --activate

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

# Copy built app
COPY --from=builder /app/public ./public
COPY --from=builder /app/.next/standalone ./
COPY --from=builder /app/.next/static ./.next/static

USER nextjs

EXPOSE 3000

ENV PORT=3000
ENV HOSTNAME="0.0.0.0"

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