enhance(frontend): プラグインのソースコードを確認・コピーできるように (#11873)

* (add) plugin: view and copy source code

* (fix) plugin permission ui

* Update Changelog

packages/frontend/src/store.ts

@@ -381,6 +381,9 @@ export type Plugin = {
 	src: string | null;
 	version: string;
 	ast: any[];
+	author?: string;
+	description?: string;
+	permissions?: string[];
 };
 
 interface Watcher {