User service added login and returning token

buisnesslogic/src/main/java/com/plannaplan/repositories/UserRepository.java

@@ -3,9 +3,12 @@ package com.plannaplan.repositories;
 import com.plannaplan.entities.User;
 
 import org.springframework.data.jpa.repository.JpaRepository;
+import org.springframework.data.jpa.repository.Query;
+import org.springframework.data.repository.query.Param;
 import org.springframework.stereotype.Repository;
 
 @Repository
 public interface UserRepository extends JpaRepository<User, Long> {
-
+    @Query("FROM User WHERE email = ?1")
+    User getByAuthority(@Param("authority") String authority);
 }