feat(adapters-kv): add capability field

Signed-off-by: owl <[email protected]>

Author: oowl

core/src/raw/adapters/kv/backend.rs

@@ -87,6 +87,9 @@ impl<S: Adapter> Accessor for Backend<S> {
             cap.list_without_delimiter = true;
         }
 
+        cap.copy = true;
+        cap.rename = true;
+
         am
     }
 

core/src/raw/adapters/typed_kv/backend.rs

@@ -92,6 +92,9 @@ impl<S: Adapter> Accessor for Backend<S> {
             cap.list_without_delimiter = true;
         }
 
+        cap.copy = true;
+        cap.rename = true;
+
         cap.blocking = true;
 
         am