# ================================
# Stage 1: Development
# ================================
FROM node:20-alpine AS dev

WORKDIR /app

COPY package*.json ./
RUN npm ci

COPY . .

EXPOSE 3000
CMD ["npm", "run", "dev"]

# ================================
# Stage 2: Build
# ================================
FROM node:20-alpine AS builder

WORKDIR /app

COPY package*.json ./
RUN npm ci

COPY . .
RUN npm run build

# ================================
# Stage 3: Production
# ================================
FROM node:20-alpine AS prod

WORKDIR /app

ENV NODE_ENV=production

COPY --from=builder /app/package*.json ./
COPY --from=builder /app/.next ./.next
COPY --from=builder /app/public ./public
COPY --from=builder /app/node_modules ./node_modules
COPY --from=builder /app/next.config.ts ./next.config.ts

EXPOSE 3000
CMD ["npm", "start"]