feat(frontend): replace lazy loading with zibll lazysizes

assets/js/header-inline-search.js

@@ -276,32 +276,9 @@
   /** Generic remote-box / lazyload-action=ias (zibll-compatible). */
   function bindRemoteBoxes(root) {
     (root || document).querySelectorAll("[remote-box]").forEach(function (box) {
-      var form = box.closest("form");
-      if (form) {
-        form.addEventListener(
-          "mouseenter",
-          function () {
-            loadRemote(box);
-          },
-          { once: true }
-        );
-        form.addEventListener(
-          "focusin",
-          function () {
-            loadRemote(box);
-          },
-          { once: true }
-        );
-      }
-      if ("requestIdleCallback" in window) {
-        requestIdleCallback(function () {
-          loadRemote(box);
-        });
-      } else {
-        setTimeout(function () {
-          loadRemote(box);
-        }, 600);
-      }
+      if (box.dataset.aksrtRemoteBound === "1") return;
+      box.dataset.aksrtRemoteBound = "1";
+      box.addEventListener("click", function () { loadRemote(box); });
     });
   }