feat(Slideover): open programmatically (#1465)

Co-authored-by: Benjamin Canac <canacb1@gmail.com>

src/runtime/plugins/slideovers.ts

@@ -0,0 +1,13 @@
+import { defineNuxtPlugin } from '#imports'
+import { shallowRef } from 'vue'
+import { slidOverInjectionKey } from '../composables/useSlideover'
+import type { SlideoverState } from '../types/slideover'
+
+export default defineNuxtPlugin((nuxtApp) => {
+  const slideoverState = shallowRef<SlideoverState>({
+    component: 'div',
+    props: {}
+  })
+
+  nuxtApp.vueApp.provide(slidOverInjectionKey, slideoverState)
+})