feat: migration to TypeScript FINAL

Co-authored-by: Su-Yong <simssy2205@gmail.com>

plugins/visualizer/visualizers/visualizer.ts

@@ -0,0 +1,18 @@
+import type { ConfigType } from '../../../config/dynamic';
+
+export abstract class Visualizer<T> {
+  abstract visualizer: T;
+
+  protected constructor(
+    audioContext: AudioContext,
+    audioSource: MediaElementAudioSourceNode,
+    visualizerContainer: HTMLElement,
+    canvas: HTMLCanvasElement,
+    audioNode: GainNode,
+    stream: MediaStream,
+    options: ConfigType<'visualizer'>,
+  ) {}
+
+  abstract resize(width: number, height: number): void;
+  abstract render(): void;
+}