chore: lint-format-docs-tests-bugfixes (#105)

* docs: add jsdoc

* feat: change enums to as const objects

* chore(test): add themeColors.test.ts

* fix: fix tests and bugs with strings.ts util

* fix: path alias imports and tsconfig file bug

* fix: remove --max-warnings 0

src/pages/background/background.ts

@@ -1,5 +1,6 @@
-import { BACKGROUND_MESSAGES } from '@shared/messages';
+import type { BACKGROUND_MESSAGES } from '@shared/messages';
 import { MessageListener } from 'chrome-extension-toolkit';
+
 import onInstall from './events/onInstall';
 import onServiceWorkerAlive from './events/onServiceWorkerAlive';
 import onUpdate from './events/onUpdate';