[Added] Setup for running production in docker-compose

frontend/Dockerfile

@@ -0,0 +1,31 @@
+FROM node:22-bookworm-slim AS base
+WORKDIR /app
+ENV NG_CLI_ANALYTICS=ci
+RUN npm install -g @angular/cli
+
+#--- Development
+FROM base AS development
+RUN apt-get update && \
+    apt-get install -y git && \
+    apt-get clean && \
+    rm -rf /var/lib/apt/lists/*
+# Switching user so it doesn't use root
+# If root adds files, it takes ownership, making them unremovable on the host except by using sudo
+# node tranfers ownership to the host user
+USER node
+EXPOSE 4200
+CMD ["tail","-f","/dev/null"]
+
+#--- Building
+FROM base AS build
+COPY package*.json ./
+RUN npm install
+# Copied here, since the the Development setup uses a bind volume instead
+COPY . .
+RUN npm run build --prod
+
+#--- Production
+FROM nginx:alpine AS production
+COPY --from=build /app/dist/quiz/browser /usr/share/nginx/html
+EXPOSE 80
+CMD ["nginx", "-g", "daemon off;"]