feat: make author clickable

lib/promise.ts

@@ -80,3 +80,26 @@ export class PromiseQueue {
     return true;
   }
 }
+
+export class ConcurrentPromiseQueue {
+  /**
+   * Eingereihte Promises.
+   */
+  private queues: PromiseQueue[] = [];
+
+  constructor(concurrency: number) {
+    this.queues = Array.from({ length: concurrency }).map(() => {
+      return new PromiseQueue();
+    });
+  }
+
+  private queueIndex = 0;
+  private getQueue() {
+    this.queueIndex = (this.queueIndex + 1) % this.queues.length;
+    return this.queues[this.queueIndex];
+  }
+
+  public enqueue<T = void>(promise: () => Promise<T>): Promise<T> {
+    return this.getQueue().enqueue(promise);
+  }
+}