also crawl back to tiptap mention extension

Author: jonathanlab

apps/array/src/renderer/features/message-editor/components/MessageEditor.tsx

@@ -8,7 +8,6 @@ import { useDraftStore } from "../stores/draftStore";
 import { useTiptapEditor } from "../tiptap/useTiptapEditor";
 import type { EditorHandle } from "../types";
 import { EditorToolbar } from "./EditorToolbar";
-import { SuggestionPopup } from "./SuggestionPopup";
 
 export type { EditorHandle as MessageEditorHandle };
 export type { EditorContentType as EditorContent };
@@ -102,8 +101,6 @@ export const MessageEditor = forwardRef<EditorHandle, MessageEditorProps>(
           <EditorContent editor={editor} />
         </div>
 
-        <SuggestionPopup sessionId={sessionId} />
-
         <Flex justify="between" align="center">
           <Flex gap="2" align="center">
             <EditorToolbar

apps/array/src/renderer/features/message-editor/components/SuggestionPopup.tsx

@@ -1,12 +1,10 @@
-/* Placeholder for empty contenteditable - requires pseudo-element */
-.cli-editor:empty::before {
+/* Tiptap placeholder - targets empty first paragraph */
+.cli-editor p.is-editor-empty:first-child::before {
   content: attr(data-placeholder);
   color: var(--gray-11);
   pointer-events: none;
-}
-
-.cli-editor:focus:not(:empty)::before {
-  content: "";
+  float: left;
+  height: 0;
 }
 
 /* Mention chips - base styles for selection behavior */