* feat: add color options to theme editor
* feat: add default theme
* refactor: optimize
* feat: support to change color of UI settings
* fix: fix menu background color
* fix: fix color of UI settings
* feat: support to set alpha
* refactor: migrate style to a file
* feat: support colorBgSettingsHover and colorBorderSettingsHover
* feat: adapt settings color
* fix: should be reset together
* feat: compat old theme