refactor: Improve code formatting and structure in main.ts and Login.vue

- Standardized import statements in main.ts for better readability.
- Enhanced the structure of the Vue component in Login.vue for improved clarity.
- Updated event handling and state management in Login.vue.
- Adjusted CSS styles for consistency and better organization.

components.d.ts

@@ -8,6 +8,11 @@ export {}
 /* prettier-ignore */
 declare module 'vue' {
   export interface GlobalComponents {
+    AImage: typeof import('ant-design-vue/es')['Image']
+    AModal: typeof import('ant-design-vue/es')['Modal']
+    APopover: typeof import('ant-design-vue/es')['Popover']
+    ASelect: typeof import('ant-design-vue/es')['Select']
+    ASpin: typeof import('ant-design-vue/es')['Spin']
     RouterLink: typeof import('vue-router')['RouterLink']
     RouterView: typeof import('vue-router')['RouterView']
   }