dockerized app

Dockerfile

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+FROM node:12.16.3-alpine
+
+# install simple http server for serving static content
+RUN yarn global add http-server
+
+# make the 'app' folder the current working directory
+WORKDIR /app
+
+# copy 'package.json'
+COPY package.json ./
+
+# copy 'yarn.lock'
+COPY yarn.lock ./
+
+# install dependencies
+RUN yarn
+
+# copy project files and folders to the current working directory (i.e. 'app' folder)
+COPY . .
+
+# Set staging env variable if building for testnet.getumbrel.com
+# ENV STAGING_DEPLOYMENT=true
+
+# build app for production
+RUN yarn build
+
+# copy index.html to 404.html as http-server serves 404.html on all non "/" routes
+RUN cp ./dist/index.html ./dist/404.html
+
+EXPOSE 3004
+CMD [ "http-server", "-p 3004", "dist" ]