Refactor i18n structure and update language files

- Removed old validation and common language files for English and Indonesian.
- Created new language files for English and Indonesian under the updated directory structure.
- Updated setup to reflect new language file paths and changed default language to English.
- Modified storage keys from 'locale' to 'language' for consistency.
- Added new language files for various modules including bookmarks, history, navigation, and system settings.
- Introduced new booking module language files for both English and Indonesian.
- Implemented a login page component with basic structure.

.vscode/settings.json

@@ -4,5 +4,5 @@
       "mode": "auto"
     }
   ],
-  "cSpell.words": ["mantine", "Menlo", "mgmt", "Millis", "Pandang", "Segoe", "Ujung", "WITA"]
+  "cSpell.words": ["mantine", "Menlo", "mgmt", "Millis", "Pandang", "Segoe", "Ujung", "VITE", "WITA"]
 }