Dockerfile

# Install dependencies only when needed
FROM node:16-alpine AS deps

RUN apk add --no-cache libc6-compat
RUN apk add --update python3 make g++ && rm -rf /var/cache/apk/*

WORKDIR /app
COPY package.json yarn.lock ./
RUN yarn install --frozen-lockfile

# Rebuild the soruce code only when needed
FROM node:16-alpine AS builder
WORKDIR /app
COPY . .
COPY --from=deps /app/node_modules ./node_modules
RUN yarn build && yarn install --production --ignore-scripts --prefer-offline

# Production image
FROM node:16-alpine AS runner
WORKDIR /app

# RUN --mount=type=secret,id=dotenv \
#   cat /run/secrets/dotenv > ./.env

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

ENV NODE_ENV production

CMD ["yarn", "start"]