编辑用户名，改为当前月允许修改5次

src/main/java/com/ai/da/common/utils/RedisUtil.java

@@ -292,4 +292,12 @@ public class RedisUtil {
         String key = AFFILIATE_LINK_VIEW_KEY + accountId;
         return redisTemplate.opsForValue().increment(key, 0);
     }
+
+    public void batchDeleteKeysWithSamePrefix(String prefix){
+        Set<String> keys = redisTemplate.keys(prefix + "*");
+        assert keys != null;
+        if (!keys.isEmpty()){
+            redisTemplate.delete(keys);
+        }
+    }
 }