get admins, get system roles,

src/modules/roles/providers/roles.service.ts

@@ -104,6 +104,18 @@ export class RolesService {
     return role;
   }
 
+  async findAllSystemRoles() {
+    const roles = await this.roleRepository.find(
+      { isSystem: true },
+      {
+        orderBy: { createdAt: 'desc' },
+        populate: ['permissions', 'restaurant'],
+      },
+    );
+
+    return roles;
+  }
+
   async remove(restId: string, id: string) {
     const role = await this.roleRepository.findOne(
       { id, restaurant: { id: restId } },