Refactor Dockerfile and update environment configurations for improved API integration

client/Dockerfile

@@ -1,18 +1,12 @@
-# Build Angular
-FROM node:20 AS build
+FROM node:20-alpine
 
 WORKDIR /app
+
 COPY package*.json ./
-RUN npm install
+RUN npm ci
 
 COPY . .
-RUN npm run build
 
+EXPOSE 4200
 
-# NGINX final
-FROM nginx:stable
-
-COPY --from=build /app/dist/client/browser /usr/share/nginx/html
-COPY nginx.conf /etc/nginx/conf.d/default.conf
-
-EXPOSE 80
+CMD ["npx", "ng", "serve", "--host", "0.0.0.0", "--port", "4200", "--configuration", "production", "--proxy-config", "proxy.conf.json"]