Downgrade to v13

[vi] cảm giác đau khổ

src/managers/CachedManager.js

@@ -1,6 +1,7 @@
 'use strict';
 
 const DataManager = require('./DataManager');
+const { _cleanupSymbol } = require('../util/Constants');
 
 /**
  * Manages the API methods of a data model with a mutable cache of instances.
@@ -13,6 +14,19 @@ class CachedManager extends DataManager {
 
     Object.defineProperty(this, '_cache', { value: this.client.options.makeCache(this.constructor, this.holds) });
 
+    let cleanup = this._cache[_cleanupSymbol]?.();
+    if (cleanup) {
+      cleanup = cleanup.bind(this._cache);
+      client._cleanups.add(cleanup);
+      client._finalizers.register(this, {
+        cleanup,
+        message:
+          `Garbage collection completed on ${this.constructor.name}, ` +
+          `which had a ${this._cache.constructor.name} of ${this.holds.name}.`,
+        name: this.constructor.name,
+      });
+    }
+
     if (iterable) {
       for (const item of iterable) {
         this._add(item);