diff --git a/bot-context/src/main/java/dev/struchkov/bot/gitlab/context/repository/MergeRequestRepository.java b/bot-context/src/main/java/dev/struchkov/bot/gitlab/context/repository/MergeRequestRepository.java
index 8a360a5..75f589b 100644
--- a/bot-context/src/main/java/dev/struchkov/bot/gitlab/context/repository/MergeRequestRepository.java
+++ b/bot-context/src/main/java/dev/struchkov/bot/gitlab/context/repository/MergeRequestRepository.java
@@ -22,8 +22,6 @@ public interface MergeRequestRepository {
 
     List<MergeRequest> findAllById(Set<Long> mergeRequestIds);
 
-    void deleteByIds(Set<Long> mergeRequestIds);
-
     List<MergeRequest> findAllByReviewerId(Long personId);
 
     void deleteByStates(Set<MergeRequestState> states);
diff --git a/bot-data/src/main/java/dev/struchkov/bot/gitlab/data/impl/MergeRequestRepositoryImpl.java b/bot-data/src/main/java/dev/struchkov/bot/gitlab/data/impl/MergeRequestRepositoryImpl.java
index c925fd0..15326c3 100644
--- a/bot-data/src/main/java/dev/struchkov/bot/gitlab/data/impl/MergeRequestRepositoryImpl.java
+++ b/bot-data/src/main/java/dev/struchkov/bot/gitlab/data/impl/MergeRequestRepositoryImpl.java
@@ -10,6 +10,7 @@ import dev.struchkov.bot.gitlab.data.jpa.MergeRequestJpaRepository;
 import lombok.NonNull;
 import lombok.RequiredArgsConstructor;
 import org.springframework.stereotype.Repository;
+import org.springframework.transaction.annotation.Transactional;
 
 import java.util.List;
 import java.util.Optional;
@@ -23,41 +24,43 @@ public class MergeRequestRepositoryImpl implements MergeRequestRepository {
     private final MergeRequestForDiscussionJpaRepository forDiscussionJpaRepository;
 
     @Override
+    @Transactional(readOnly = true)
     public Set<IdAndStatusPr> findAllIdByStateIn(@NonNull Set<MergeRequestState> statuses) {
         return jpaRepository.findAllIdByStateIn(statuses);
     }
 
     @Override
+    @Transactional
     public MergeRequest save(MergeRequest mergeRequest) {
         return jpaRepository.save(mergeRequest);
     }
 
     @Override
+    @Transactional(readOnly = true)
     public Optional<MergeRequest> findById(Long mergeRequestId) {
         return jpaRepository.findById(mergeRequestId);
     }
 
     @Override
+    @Transactional(readOnly = true)
     public List<MergeRequestForDiscussion> findAllForDiscussion() {
         return forDiscussionJpaRepository.findAll();
     }
 
     @Override
+    @Transactional(readOnly = true)
     public List<MergeRequest> findAllById(Set<Long> mergeRequestIds) {
         return jpaRepository.findAllById(mergeRequestIds);
     }
 
     @Override
-    public void deleteByIds(Set<Long> mergeRequestIds) {
-        jpaRepository.deleteAllByIdIn(mergeRequestIds);
-    }
-
-    @Override
+    @Transactional(readOnly = true)
     public List<MergeRequest> findAllByReviewerId(Long personId) {
         return jpaRepository.findAllByReviewersIn(personId);
     }
 
     @Override
+    @Transactional
     public void deleteByStates(Set<MergeRequestState> states) {
         jpaRepository.deleteAllByStateIn(states);
     }
diff --git a/bot-data/src/main/java/dev/struchkov/bot/gitlab/data/jpa/MergeRequestJpaRepository.java b/bot-data/src/main/java/dev/struchkov/bot/gitlab/data/jpa/MergeRequestJpaRepository.java
index 9e9d0ba..9e9e8d3 100644
--- a/bot-data/src/main/java/dev/struchkov/bot/gitlab/data/jpa/MergeRequestJpaRepository.java
+++ b/bot-data/src/main/java/dev/struchkov/bot/gitlab/data/jpa/MergeRequestJpaRepository.java
@@ -7,9 +7,7 @@ import org.springframework.data.jpa.repository.Query;
 import org.springframework.data.jpa.repository.support.JpaRepositoryImplementation;
 import org.springframework.data.repository.query.Param;
 
-import java.util.Collection;
 import java.util.List;
-import java.util.Optional;
 import java.util.Set;
 
 /**
@@ -18,19 +16,9 @@ import java.util.Set;
 
 public interface MergeRequestJpaRepository extends JpaRepositoryImplementation<MergeRequest, Long> {
 
-    void deleteAllByIdIn(Collection<Long> id);
-
     @Query("SELECT new dev.struchkov.bot.gitlab.context.domain.IdAndStatusPr(p.id, p.twoId, p.projectId, p.state) FROM MergeRequest p WHERE p.state IN :states")
     Set<IdAndStatusPr> findAllIdByStateIn(@Param("states") Set<MergeRequestState> states);
 
-    @Query("SELECT p.id FROM MergeRequest p")
-    Set<Long> findAllIds();
-
-    @Query("SELECT p.author.id FROM MergeRequest p WHERE p.id = :id")
-    Optional<String> findAuthorById(@Param("id") Long id);
-
-    List<MergeRequest> findAllByAssigneeId(Long userId);
-
     @Query("SELECT mr FROM MergeRequest mr LEFT JOIN mr.reviewers r WHERE r.id = :reviewerId")
     List<MergeRequest> findAllByReviewersIn(@Param("reviewerId") Long reviewerId);
 
diff --git a/gitlab-app/pom.xml b/gitlab-app/pom.xml
index 0e3fed0..26024d4 100644
--- a/gitlab-app/pom.xml
+++ b/gitlab-app/pom.xml
@@ -56,6 +56,10 @@
             <groupId>org.springframework.boot</groupId>
             <artifactId>spring-boot-starter</artifactId>
         </dependency>
+        <dependency>
+            <groupId>org.springframework.boot</groupId>
+            <artifactId>spring-boot-starter-actuator</artifactId>
+        </dependency>
     </dependencies>
 
     <build>