user video feature key

recommend-feature-service/src/main/java/com/tzld/piaoquan/recommend/feature/service/UserFeatureService.java

@@ -20,7 +20,7 @@ public class UserFeatureService extends AbstractFeatureService<String, UserFeatu
         super.emptyData = "{}";
         super.emptyDataExpire = 0;
         super.defaultExpire = 0;
-        super.keyFunc = k -> String.format("user:%s", k);
+        super.keyFunc = k -> String.format("user:video:%s", k);
         super.typeToken = new TypeToken<UserFeature>() {
         };