feat(settings): show the build version of each service

Dockerfile

@@ -4,6 +4,9 @@ WORKDIR /app
 COPY package*.json ./
 RUN npm ci
 COPY . .
+# Passed by the CI workflow; vite.config.js puts them into the settings page
+ARG GIT_SHA=dev
+ARG BUILD_TIME=
 RUN npm run build
 
 # Serve the static files using a lightweight web server