Utility css class to auto-select input/textarea

- Add an event listener on document level that checks for focus events on input/textarea controls. If they have the class "auto-select" the content will be auto-selected

public/script.js

@@ -10647,6 +10647,14 @@ jQuery(async function () {
     $(document).on('click', '.open_alternate_greetings', openAlternateGreetings);
     /* $('#set_character_world').on('click', openCharacterWorldPopup); */
 
+    $(document).on('focus', 'input.auto-select, textarea.auto-select', function () {
+        const control = $(this)[0];
+        if (control instanceof HTMLInputElement || control instanceof HTMLTextAreaElement) {
+            control.select();
+            console.debug('Auto-selecting content of input control', control);
+        }
+    });
+
     $(document).keyup(function (e) {
         if (e.key === 'Escape') {
             const isEditVisible = $('#curEditTextarea').is(':visible');