add docker file

.dockerignore

@@ -0,0 +1,2 @@
+node_modules/
+build/

Dockerfile

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+FROM node:lts-alpine as builder
+WORKDIR /data
+COPY . .
+RUN npm i \
+  && npm run build
+
+FROM nginx:alpine
+WORKDIR /
+COPY --from=builder /data/build/ /usr/share/nginx/html