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docker/Dockerfile

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+# pull official base image
+#FROM node:13.12.0-alpine
+FROM node:18.19.0-alpine
+# set working directory
+WORKDIR /app
+
+# add `/app/node_modules/.bin` to $PATH
+ENV PATH /app/node_modules/.bin:$PATH
+
+# install app dependencies
+COPY package.json ./
+#COPY package-lock.json ./
+RUN npm install --silent
+# RUN npm install react-scripts@3.4.1 -g --silent
+
+# add app
+COPY . ./
+RUN npm run build
+
+# start app
+#CMD ["npm","run", "start"]
+CMD ["npm","run", "preview"]
+