Updated docker files and package-lock.json

Dockerfile

@@ -1,7 +1,15 @@
-FROM node:16-alpine
+# Build
+FROM node:20-alpine AS builder
 WORKDIR /app
-COPY package*.json .
-RUN npm install
+COPY package*.json ./
+RUN npm ci
 COPY . .
-EXPOSE 3006
-CMD ["npm", "run"]
+RUN npm run build
+
+# Serve
+FROM node:20-alpine AS production
+WORKDIR /app
+RUN npm install -g serve
+COPY --from=builder /app/build ./build
+EXPOSE 3000
+CMD ["serve", "-s", "build"]

docker-compose-build.yml

@@ -4,5 +4,4 @@ services:
       context: .
       dockerfile: Dockerfile
     ports:
-      - "3006:3006"
-    command: "npm start"
+      - "3000:3000"