重构后端，完善获取资源/下载列表、博客列表接口

Server/src/Plugs/API/API.ts

@@ -0,0 +1,16 @@
+import Logger from "../Logger";
+
+abstract class API {
+
+    protected logger: Logger;
+    public middlewareFunc: Function[] = [];
+    constructor(public method: string, public uri: string, ...func: any) {
+        this.logger = new Logger('API][' + method + '][' + uri);
+        this.middlewareFunc.push(...func);
+    }
+
+    // to override
+    public abstract onRequset(data: any, res: any): void;
+}
+
+export { API };