Enhance user experience by adding informative messages and edit mode functionality across various templates

templates/exam_overview_js.html

@@ -180,7 +180,7 @@
 
     // Existing delete button logic
                 $(el).append($(
-                    "<span class='exam-question-delete flex-col'><button>DELETE</button></span>"
+                    "<span class='exam-question-delete flex-col'><button title='Remove this question from the exam/collection'>Remove</button></span>"
                 ).click(() => {
                     el.remove();
                 }));