Basic Docker image for client app

client/Dockerfile

@@ -0,0 +1,18 @@
+FROM node:20-alpine AS appbuild
+
+WORKDIR /usr/src/app
+COPY package.json ./
+COPY package-lock.json ./
+RUN npm install
+COPY . .
+RUN npm run build-release-linux
+
+FROM node:20-alpine
+WORKDIR /usr/src/app
+COPY package.json ./
+COPY package-lock.json ./
+RUN npm install --omit=dev
+COPY . .
+COPY --from=appbuild /usr/src/app/public ./public
+EXPOSE 3000
+CMD npm start