This is a quick tip post related to Oracle JET.
SEO (search engine optimization) is a must for a public website or public-facing app. Search engines do indexing well for static HTML pages. Oracle JET on contrary follows SPA (single page application) approach with dynamic UI. This makes it harder for the search engines to build an index for such an app. The same applies to any other SPA implementations with Angular, React, Vue.js, etc.
If you want to build SEO support for Oracle JET, similar solutions as for Angular, React or Vue.js SPAs apps can be applied.
One of the simpler and reliable solutions - generate static HTML pages for Oracle JET SPA app. You can follow this article, it explains how the same can be done for Angular -
SEO for Single Page Applications.