feat: support loader & scanner

Signed-off-by: MiaoWoo <admin@yumc.pw>

packages/plugin/src/loader/basic-loader.ts

@@ -0,0 +1,24 @@
+import { plugin } from "@ccms/api"
+import { provideSingleton } from "@ccms/container"
+
+@provideSingleton(plugin.PluginLoader)
+export class BasicLoader implements plugin.PluginLoader {
+    type: string = 'basic'
+
+    private pluginRequireMap: Map<string, any>
+
+    constructor() {
+        this.pluginRequireMap = new Map()
+    }
+    require(target: any, result: any) {
+        this.pluginRequireMap.set(target.toString(), result)
+        return result
+    }
+    build(metadata: plugin.PluginMetadata) {
+        return this.pluginRequireMap.get(metadata.source.toString())
+    }
+    load(plugin: plugin.Plugin): void { }
+    enable(plugin: plugin.Plugin): void { }
+    disable(plugin: plugin.Plugin): void { }
+    reload(plugin: plugin.Plugin): void { }
+}