Springboot4-Vue3_Demo/frontend/src/shim-vue.d.ts

declare module '*.vue' {
    import type { DefineComponent } from 'vue'
    const component: DefineComponent<{}, {}, any>
    export default component
}

declare module '*.css' {
    const content: any;
    export default content;
}

declare module '*.scss' {
    const content: any;
    export default content;
}