Add english strings

en.php

@@ -30,10 +30,20 @@ $LANG['header']['hello'] = 'Hey hey {{display_name}}!';
 $LANG['footer']['executionTime'] = '<b>Execution time:</b> {{time}} ms';
 $LANG['generic']['generic'] = 'You\'ve unlocked the generic text!';
 $LANG['generic']['error'] = 'An error occurred.';
-$LANG['idcard']['joined'] = 'Since {{date}}';
+$LANG['generic']['languageUpdated'] = 'Language updated successfully!';
+$LANG['idcard']['joined'] = 'Joined on {{date}}';
 $LANG['error']['generic'] = 'No error message provided.';
 $LANG['error']['loggedIn'] = 'You\'re already logged in.';
 $LANG['error']['notLoggedIn'] = 'You\'re not logged in';
 $LANG['error']['incorrectAuth'] = 'Incorrect email or password.';
 $LANG['error']['invalidEmail'] = 'Invalid email address.';
+$LANG['error']['noAppId'] = 'Missing App ID';
+$LANG['error']['invalidAppId'] = 'Invalid App ID';
 $LANG['name'] = 'English (Traditional)';
+// LANGUAGES
+$LANG['language']['en'] = 'English (Traditional)';
+$LANG['language']['en_US'] = 'English (Simplified)';
+$LANG['language']['fi'] = 'Finnish';
+$LANG['language']['ga'] = 'Irish';
+$LANG['language']['nb_NO'] = 'Norwegian Bokmål';
+$LANG['language']['en_UWU'] = 'Cute English';