Added Checkbox Controller javascript

assets/javascripts/checkbox_controller.js

@@ -0,0 +1,23 @@
+document.addEventListener("turbo:load", () => {
+  const selectAllBox = document.getElementById("select-all-batches");
+  const checkboxes = document.querySelectorAll(".item-checkbox");
+
+  if (selectAllBox) {
+    selectAllBox.addEventListener("change", function() {
+      checkboxes.forEach((checkbox) => {
+        checkbox.checked = this.checked;
+      });
+    });
+
+    // Optional: Uncheck "Select All" if an individual box is unchecked
+    checkboxes.forEach((checkbox) => {
+      checkbox.addEventListener("change", () => {
+        if (!checkbox.checked) {
+          selectAllBox.checked = false;
+        } else if (Array.from(checkboxes).every(c => c.checked)) {
+          selectAllBox.checked = true;
+        }
+      });
+    });
+  }
+});

lib/issues_form_hook_listener.rb

@@ -12,8 +12,10 @@ class IssuesFormHookListener < Redmine::Hook::ViewListener
 
   # Load the javascript to support the autocomplete forms
   def view_layouts_base_html_head(context = {})
-    js = javascript_include_tag 'application', :plugin => 'redmine_qbo'
+    logger.info("IssuesFormHookListener.view_layouts_base_html_head")
-    js += javascript_include_tag 'autocomplete-rails', :plugin => 'redmine_qbo'
+    js = javascript_include_tag 'application.js', :plugin => 'redmine_qbo'
+    js += javascript_include_tag 'autocomplete-rails.js', :plugin => 'redmine_qbo'
+    js += javascript_include_tag 'checkbox_controller.js', :plugin => 'redmine_qbo'
     return js
   end