# ========= BASE =========
FROM node:20-alpine AS base
WORKDIR /app
# Check https://github.com/nodejs/docker-node/tree/b4117f9333da4138b03a546ec926ef50a31506c3#nodealpine to understand why libc6-compat might be needed.
RUN apk add --no-cache libc6-compat

# ========= DEPENDENCIES =========
FROM base AS deps
COPY package*.json ./
RUN npm ci

# ========= BUILD =========
FROM base AS builder
COPY --from=deps /app/node_modules ./node_modules
COPY . .
RUN npm run build

# ========= RUNNER =========
FROM base AS runner
ENV NODE_ENV=production
ENV HOST=0.0.0.0
ENV PORT=4321

WORKDIR /app
COPY --from=builder /app/dist ./dist
COPY --from=builder /app/node_modules ./node_modules
COPY package.json .

EXPOSE 4321
CMD ["node", "./dist/server/entry.mjs"]