DockerFile

FROM node:21-alpine3.18 as base

# Stage 1: All dependencies
FROM base as deps
WORKDIR /app
ADD package.json ./
RUN npm install

# Stage 2: Production dependencies
FROM base as production-deps
WORKDIR /app
ADD package.json ./
RUN npm install ts-node
RUN npm install --omit=dev

# Stage 3: Project Build
FROM base as build
WORKDIR /app
COPY --from=deps /app/node_modules /app/node_modules
ADD . .
RUN npm run build

# Stage 4: Production stage
FROM base
ENV NODE_ENV=production
WORKDIR /app
COPY --from=production-deps /app/node_modules /app/node_modules
COPY --from=production-deps /app/package.json /app/package.json
COPY --from=build /app/build /app
COPY --from=build /app/.env /app/.env
EXPOSE 8080
CMD ["npm","start"]