Add nginx stage for Docker build

Co-authored-by: coolestcoder655 <74312880+coolestcoder655@users.noreply.github.com>

Dockerfile

@@ -1,4 +1,6 @@
-FROM node:22
+FROM node:22 AS builder
+
+WORKDIR /app
 
 # Copy package*.json
 COPY package*.json .
@@ -11,3 +13,13 @@ COPY . .
 
 # Build the application
 RUN npm run build
+
+FROM nginx:alpine
+
+COPY nginx.conf /etc/nginx/conf.d/default.conf
+
+COPY --from=builder /app/dist /usr/share/nginx/html
+
+EXPOSE 80
+
+CMD ["nginx", "-g", "daemon off;"]