ENG-1507: Add debug logging to wikilink drag handler

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

Author: trangdoan982

apps/obsidian/src/utils/wikilinkDragHandler.ts

@@ -7,6 +7,7 @@ import {
   type DecorationSet,
   EditorView,
 } from "@codemirror/view";
+// @ts-expect-error - no types for @codemirror/state
 import type { Range } from "@codemirror/state";
 import { TFile } from "obsidian";
 import type DiscourseGraphPlugin from "~/index";