feat(diary): 班级码验证添加5次错误锁定 — Redis计数 + 30分钟冷却

crates/erp-server/src/state.rs

@@ -116,6 +116,7 @@ impl FromRef<AppState> for erp_diary::DiaryState {
             db: state.db.clone(),
             event_bus: state.event_bus.clone(),
             crypto: state.pii_crypto.clone(),
+            redis: Some(state.redis.clone()),
         }
     }
 }