The making of Postea, a geometric sans by Veronika Burian & José Scaglione | TypeTogether Source – https://www.type-together.com/making-of-postea

The Problem WordPress 5.0 includes a javascript library called wp.hooks. FacetWP has been using a similar library of the same name (wp.hooks) for several years. Unfortunately, the two versions aren’t compatible. The Solution We’ve renamed our library to FWP.hooks and have released updates to FacetWP (version 3.2.11) and all affected add-ons: https://facetwp.com/facetwp-and-wordpress-5-0-what-you-need-to-know/