add entity and controller for templates admin create

src/main/java/ru/soune/nocopy/adminpanel/handler/CreateAdminTemplateHandler.java

@@ -1,5 +1,6 @@
 package ru.soune.nocopy.adminpanel.handler;
 
+import com.fasterxml.jackson.core.type.TypeReference;
 import com.fasterxml.jackson.databind.ObjectMapper;
 import com.fasterxml.jackson.databind.node.ObjectNode;
 import lombok.RequiredArgsConstructor;
@@ -186,10 +187,20 @@ public class CreateAdminTemplateHandler implements RequestHandler {
     }
 
     private AdminCreateTemplateResponse convertToResponse(AdminCreateTemplate adminTemplate) {
+        Map<String, Integer> permissionsMap = null;
+        try {
+            permissionsMap = objectMapper.readValue(
+                    adminTemplate.getPermission(),
+                    new TypeReference<Map<String, Integer>>() {}
+            );
+        } catch (Exception e) {
+            log.error("Failed to parse permissions", e);
+        }
+
         return AdminCreateTemplateResponse.builder()
                 .id(adminTemplate.getId())
                 .changePassword(adminTemplate.getChangePassword())
-                .permissions(adminTemplate.getPermission())
+                .permissions(permissionsMap)
                 .name(adminTemplate.getName())
                 .build();
     }