let KVInterface extends CacheInterface

src/ZM/Store/KV/KVInterface.php

@@ -6,7 +6,7 @@ namespace ZM\Store\KV;
 
 use Psr\SimpleCache\CacheInterface;
 
-interface KVInterface
+interface KVInterface extends CacheInterface
 {
     public static function open(string $name = ''): CacheInterface;
 }

src/ZM/Store/KV/LightCache.php

@@ -12,7 +12,7 @@ use ZM\Store\FileSystem;
 /**
  * 轻量、基于本地 JSON 文件的 KV 键值对缓存
  */
-class LightCache implements CacheInterface, KVInterface
+class LightCache implements KVInterface
 {
     /** @var array 存放库对象的列表 */
     private static array $objs = [];

src/ZM/Store/KV/Redis/KVRedis.php

@@ -7,7 +7,7 @@ namespace ZM\Store\KV\Redis;
 use Psr\SimpleCache\CacheInterface;
 use ZM\Store\KV\KVInterface;
 
-class KVRedis implements CacheInterface, KVInterface
+class KVRedis implements KVInterface
 {
     private string $pool_name;