Broken anchors

[hyyan]

$ npm run build

[WARNING] Docusaurus found broken anchors!

Please check the pages of your site in the list below, and make sure you don't reference any anchor that does not exist.
Note: it's possible to ignore broken anchors with the 'onBrokenAnchors' Docusaurus configuration, and let the build pass.

Exhaustive list of all broken anchors found:
- Broken anchor on source page path = /docs/components/button:
   -> linking to ./button#adding-events (resolved as: /docs/components/button#adding-events)
- Broken anchor on source page path = /docs/components/columns-layout:
   -> linking to ./columns-layout#spans (resolved as: /docs/components/columns-layout#spans)
- Broken anchor on source page path = /docs/configuration/bbj-installation/local:
   -> linking to #section2 (resolved as: /docs/configuration/bbj-installation/local#section2)
   -> linking to #section3 (resolved as: /docs/configuration/bbj-installation/local#section3)
- Broken anchor on source page path = /docs/data-binding/transformation:
   -> linking to /docs/data-binding/bindings#bindings-getters-and-setters