补充主题静态资源与归档模板

assets/js/passive-events.js

@@ -0,0 +1,25 @@
+/**
+ * Passive event listener polyfill
+ *
+ * Patches addEventListener so scroll-blocking events (touchstart, touchmove,
+ * wheel, mousewheel) default to { passive: true } unless explicitly set to
+ * false. Eliminates Chrome Violation warnings from third-party libraries.
+ */
+(function () {
+  'use strict';
+  var opts = Object.defineProperty({}, 'passive', {
+    get: function () { window.__passiveSupported = true; }
+  });
+  window.addEventListener('test', null, opts);
+  if (!window.__passiveSupported) return;
+
+  var orig = EventTarget.prototype.addEventListener;
+  var passiveEvents = { touchstart: 1, touchmove: 1, wheel: 1, mousewheel: 1 };
+
+  EventTarget.prototype.addEventListener = function (type, listener, options) {
+    if (passiveEvents[type] && typeof options !== 'object') {
+      options = { passive: true, capture: options };
+    }
+    orig.call(this, type, listener, options);
+  };
+})();