fix: expand-task

.changeset/nasty-chefs-add.md

@@ -0,0 +1,8 @@
+---
+"task-master-ai": patch
+---
+
+Fixes issue with expand CLI command "Complexity report not found"
+
+- Closes #735
+- Closes #728

scripts/modules/task-manager/expand-task.js

@@ -15,6 +15,7 @@ import { generateTextService } from '../ai-services-unified.js';
 import { getDefaultSubtasks, getDebugFlag } from '../config-manager.js';
 import generateTaskFiles from './generate-task-files.js';
 import { COMPLEXITY_REPORT_FILE } from '../../../src/constants/paths.js';
+import { findProjectRoot } from '../../../src/utils/path-utils.js';
 
 // --- Zod Schemas (Keep from previous step) ---
 const subtaskSchema = z
@@ -417,8 +418,7 @@ async function expandTask(
 	const outputFormat = mcpLog ? 'json' : 'text';
 
 	// Determine projectRoot: Use from context if available, otherwise derive from tasksPath
-	const projectRoot =
-		contextProjectRoot || path.dirname(path.dirname(tasksPath));
+	const projectRoot = contextProjectRoot || findProjectRoot(tasksPath);
 
 	// Use mcpLog if available, otherwise use the default console log wrapper
 	const logger = mcpLog || {