readme更新，删除无用文件

types/index.d.ts

@@ -0,0 +1,22 @@
+declare interface Fn<T = any, R = T> {
+  (...arg: T[]): R;
+}
+
+declare interface PromiseFn<T = any, R = T> {
+  (...arg: T[]): Promise<R>;
+}
+
+declare type RefType<T> = T | null;
+
+
+declare type EmitType = (event: string, ...args: any[]) => void;
+
+declare type TargetContext = '_self' | '_blank';
+
+declare interface ComponentElRef<T extends HTMLElement = HTMLDivElement> {
+  $el: T;
+}
+
+declare type ComponentRef<T extends HTMLElement = HTMLDivElement> = ComponentElRef<T> | null;
+
+declare type ElRef<T extends HTMLElement = HTMLDivElement> = Nullable<T>;