feat: updade workspace

packages/casan-harness/templates/plan-template.md

@@ -73,14 +73,14 @@ tests/
 └── unit/
 
 # [REMOVE IF UNUSED] Option 2: Web application (when "frontend" + "backend" detected)
-backend/
+apps/okr/backend/
 ├── src/
 │   ├── models/
 │   ├── services/
 │   └── api/
 └── tests/
 
-frontend/
+apps/okr/frontend/
 ├── src/
 │   ├── components/
 │   ├── pages/

packages/casan-harness/templates/tasks-template.md

@@ -21,7 +21,7 @@ description: "Task list template for feature implementation"
 ## Path Conventions
 
 - **Single project**: `src/`, `tests/` at repository root
-- **Web app**: `backend/src/`, `frontend/src/`
+- **Web app**: `apps/okr/backend/src/`, `apps/okr/frontend/src/`
 - **Mobile**: `api/src/`, `ios/src/` or `android/src/`
 - Paths shown below assume single project - adjust based on plan.md structure