Updated angular version to latest

Dockerfile

@@ -0,0 +1,22 @@
+FROM node as build
+
+# Variables
+ARG NODE_ENV=prod
+ARG NODE_OPTIONS="--max_old_space_size=4096"
+ENV NG_CLI_ANALYTICS=ci \
+    NODE_ENV=${NODE_ENV} \
+    NODE_OPTIONS=${NODE_OPTIONS}
+
+# Setup
+WORKDIR /app
+COPY . .
+
+# Install & build
+RUN if [ ! -d "dist" ]; then npm ci && npm run build; fi
+
+# Use Nginx to serve
+FROM nginx:1.20-alpine
+COPY --from=build /app/dist/browser /usr/share/nginx/html
+COPY docker/robots.txt /usr/share/nginx/html/robots.txt
+COPY docker/nginx.conf /etc/nginx/nginx.conf
+EXPOSE 80