fix(mobile): require employee position before user flow

mobile-uni/src/services/practice.ts

@@ -14,7 +14,7 @@ import type {
   PromotionEvidence
 } from '@/types/api';
 import { apiRequest } from './api';
-import { getAuth } from './auth';
+import { getAuth, getSelectedPosition } from './auth';
 
 const defaultScenarioId = 'complaint-water';
 
@@ -40,6 +40,7 @@ export const startPractice = (scenarioId = defaultScenarioId, assignmentId?: num
     data: {
       extPartyId: currentExtPartyId(),
       scenarioId,
+      position: getSelectedPosition(),
       mode: 'mobile',
       assignmentId
     },