增加admin管理帐号和项目的界面--初步实现

frontend/node_modules/element-plus/lib/utils/dom/position.d.ts

@@ -0,0 +1,7 @@
+export declare const isInContainer: (el?: Element, container?: Element | Window) => boolean;
+export declare const getOffsetTop: (el: HTMLElement) => number;
+export declare const getOffsetTopDistance: (el: HTMLElement, containerEl: HTMLElement) => number;
+export declare const getClientXY: (event: MouseEvent | TouchEvent) => {
+    clientX: number;
+    clientY: number;
+};