prevent calling contextmenu in embed page by stopping at the caller

packages/frontend/src/components/MkNote.vue

@@ -522,7 +522,7 @@ function toggleReact() {
 }
 
 function onContextmenu(ev: MouseEvent): void {
-	if (props.mock) {
+	if (props.mock || inEmbedPage) {
 		return;
 	}
 

packages/frontend/src/components/global/MkA.vue

@@ -32,6 +32,8 @@ const props = withDefaults(defineProps<{
 
 const behavior = props.behavior ?? inject<MkABehavior>('linkNavigationBehavior', null);
 
+const inEmbedPage = inject<boolean>('EMBED_PAGE', false);
+
 const el = shallowRef<HTMLElement>();
 
 defineExpose({ $el: el });
@@ -49,6 +51,8 @@ const active = computed(() => {
 });
 
 function onContextmenu(ev) {
+	if (inEmbedPage) return;
+
 	const selection = window.getSelection();
 	if (selection && selection.toString() !== '') return;
 	os.contextMenu([{