add dockerfile

Dockerfile

@@ -0,0 +1,14 @@
+FROM node:lts-alpine AS builder
+# Create app directory
+WORKDIR /usr/src/app
+# Install app dependencies
+COPY package*.json ./
+RUN npm install
+# Bundle app source
+COPY . .
+RUN npm run build
+
+FROM nginx:alpine
+COPY --from=builder /usr/src/app/dist /usr/share/nginx/html
+EXPOSE 80
+CMD ["nginx", "-g", "daemon off;"]