refactor(logging): standardize status code handling and enhance logging in webhook and cron handlers

steps/vmh/webhook/document_update_api_step.py

@@ -63,7 +63,7 @@ async def handler(request: ApiRequest, ctx: FlowContext[Any]) -> ApiResponse:
                        f"{len(entity_ids)} events emitted")
 
         return ApiResponse(
-            status_code=200,
+            status=200,
             body={
                 'success': True,
                 'message': f'{len(entity_ids)} document(s) enqueued for sync',
@@ -79,7 +79,7 @@ async def handler(request: ApiRequest, ctx: FlowContext[Any]) -> ApiResponse:
         ctx.logger.error("=" * 80)
         
         return ApiResponse(
-            status_code=500,
+            status=500,
             body={
                 'success': False,
                 'error': str(e)