add dockerfile

Dockerfile

@@ -0,0 +1,14 @@
+FROM node:20-alpine as build
+WORKDIR /app
+COPY package.json .
+COPY yarn.lock .
+RUN yarn install
+COPY . .
+RUN mv .env.template .env
+RUN yarn build
+
+FROM nginx
+WORKDIR /usr/share/nginx/html
+RUN rm -rf ./*
+COPY --from=build /app/build .
+ENTRYPOINT ["nginx","-g","daemon off;"]