feat: 优化部分代码实现，添加导入外部插件功能

src/plugins/miaoMusicPlayer/export_mainMenu.ts

@@ -0,0 +1,26 @@
+import { Plugin, PluginGroup } from "@/class/PluginCenter";
+import { PluginExportType } from "@/types/type";
+import { shallowRef } from "vue";
+import Disc from "@vicons/ionicons5/es/Disc";
+
+const pluginConfig: Plugin = {
+	name: "音乐",
+	icon: shallowRef(Disc),
+	filter: (_, __, views) => {
+		return views.find("miaoMusicPlayer").length === 0;
+	},
+	disable: false,
+	group: [PluginGroup.mainMenu],
+	func(_, __, hooks) {
+		const { getPluginCenter } = hooks;
+		const PluginCenter = getPluginCenter();
+		PluginCenter.usePlugin("miaoMusicPlayer", [], []);
+	},
+	priority: -1
+};
+
+export default pluginConfig;
+
+export const type = PluginExportType.default;
+
+export const key = "musicPlayer-mainMenu";