cours/docs/.vitepress/theme/index.js

import DefaultTheme from "vitepress/theme";
import PageLayout from "./layouts/PageLayout.vue";
import "./custom.css";

const modules = import.meta.globEager("./components/**/*.vue");
const components = [];

for (const path in modules) {
	components.push(modules[path].default);
}

export default {
	...DefaultTheme,
	// Layout: PageLayout,
	enhanceApp({ app }) {
		// import all components globally
		components.forEach(comp => {
			app.component(comp.name, comp);
		});
	}
};