Merge branch 'bump-version-600' into 'dev'

Bump v6.0.0

See merge request turris/reforis/foris-js!219

CHANGELOG.md

@@ -8,13 +8,21 @@ and this project adheres to
 
 ## [Unreleased]
 
-## [6.0.0] - 2024-06-10
+## [6.0.0] - 2024-06-11
 
 ### Added
 
+-   Added CHANGELOG.md
+-   Added JS_DIR variable to Makefile
+-   Added support for shared reForis ESLint configuration
+
 ### Changed
 
-### Removed
+-   Updated dependencies in package.json
+-   Updated Spinner.css styles for better positioning and responsiveness
+-   Migrated to Bootstrap 5
+-   NPM audit fix
+-   Other small improvements
 
 ## [5.6.1] - 2024-01-19