# -------------------------------------------
# Dockerfile for Carbon next.js app
# -------------------------------------------

# --------- Builder ---------
FROM node:18-slim as builder

WORKDIR /app

# Install build dependencies
RUN apt-get update \
  && apt-get install -y --no-install-recommends \
    ca-certificates \
    python3 \
    build-essential \
  && rm -rf /var/lib/apt/lists/*

# Install Yarn via Corepack (Node 18 ships Corepack)
RUN corepack enable \
  && corepack prepare yarn@1.22.19 --activate

# Install dependencies first for caching
COPY package.json yarn.lock ./
RUN yarn install --frozen-lockfile

# Copy all source files and build
COPY . .
RUN yarn build

# --------- Runtime ---------
FROM node:18-slim

WORKDIR /app

ENV NODE_ENV=production

# Install runtime dependencies only
RUN apt-get update \
  && apt-get install -y --no-install-recommends ca-certificates \
  && rm -rf /var/lib/apt/lists/*

# Enable Yarn at runtime
RUN corepack enable \
  && corepack prepare yarn@1.22.19 --activate

# Copy built assets from builder
COPY --from=builder /app/.next /app/.next
COPY --from=builder /app/public /app/public
COPY --from=builder /app/next.config.js /app/next.config.js
COPY --from=builder /app/package.json /app/package.json
COPY --from=builder /app/yarn.lock /app/yarn.lock
COPY --from=builder /app/pages /app/pages
COPY --from=builder /app/lib /app/lib
COPY --from=builder /app/components /app/components

# Install production dependencies
RUN yarn install --frozen-lockfile --production

EXPOSE 3000

CMD ["yarn", "start"]