Update Dockerfile

Dockerfile

@@ -1,8 +1,8 @@
 # Stage 1: Build
-FROM node:20-alpine AS build
+FROM node:20.2-alpine AS build
 WORKDIR /app
 COPY package.json yarn.lock ./
-RUN yarn install --frozen-lockfile && yarn cache clean
+RUN yarn install --frozen-lockfile --production && yarn cache clean
 COPY . .
 
 # Stage 2: Production
@@ -10,7 +10,7 @@ FROM nginx:alpine
 COPY --from=build /app/build /usr/share/nginx/html
 COPY nginx.conf /etc/nginx/nginx.conf
 
-# Expose ports 80 and 443
+# Expose port 80
 EXPOSE 80
 EXPOSE 443