feat: switch to config file system

app/utils/mutex.ts

@@ -0,0 +1,32 @@
+class Mutex {
+	private locked = false;
+	private queue: (() => void)[] = [];
+
+	constructor(locked: boolean) {
+		this.locked = locked;
+	}
+
+	acquire() {
+		return new Promise<void>((resolve) => {
+			if (!this.locked) {
+				this.locked = true;
+				resolve();
+			} else {
+				this.queue.push(resolve);
+			}
+		});
+	}
+
+	release() {
+		if (this.queue.length > 0) {
+			const next = this.queue.shift();
+			next?.();
+		} else {
+			this.locked = false;
+		}
+	}
+}
+
+export default function mutex(locked = false) {
+	return new Mutex(locked);
+}