chore: Better dockerfile

Author: erezrokah

Dockerfile

@@ -1,4 +1,4 @@
-FROM node:20-slim
+FROM node:20-slim as builder
 
 WORKDIR /app
 
@@ -10,6 +10,16 @@ COPY . .
 
 RUN npm run build
 
+FROM node:20-slim AS final
+
+WORKDIR /app
+
+COPY --from=builder ./app/dist ./dist
+
+COPY package*.json ./
+
+RUN npm ci --omit=dev
+
 EXPOSE 7777
 
 ENTRYPOINT ["node", "dist/main.js"]