fix: task card widget now only appears on actual task notes

The task card widget was appearing on all notes instead of just task notes.
Fixed by using getCachedTaskInfoSync which includes the isTaskFile check,
ensuring the widget only displays for files identified as tasks.

Author: callumalpass

src/editor/TaskCardNoteDecorations.ts

@@ -191,12 +191,14 @@ class TaskCardNoteDecorationsPlugin implements PluginValue {
 		}
 	}
 
-	private async loadTaskForCurrentFile(view: EditorView) {
+	private loadTaskForCurrentFile(view: EditorView) {
 		const file = this.getFileFromView(view);
 
 		if (file instanceof TFile) {
 			try {
-				const newTask = await this.plugin.cacheManager.getTaskInfo(file.path);
+				// Use getCachedTaskInfoSync which includes the isTaskFile check
+				// This will return null if the file is not a task note
+				const newTask = this.plugin.cacheManager.getCachedTaskInfoSync(file.path);
 
 				// Check if task actually changed
 				const taskChanged =