fix: files and entities

src/main/java/com/chat/yourway/model/Contact.java

@@ -31,7 +31,7 @@ public class Contact implements UserDetails {
     @Column(nullable = false, unique = true)
     private String email;
 
-    @Column(nullable = false, length = 2048)
+    @Column(nullable = false)
     private String password;
 
     @Column(nullable = false)
@@ -64,8 +64,8 @@ public class Contact implements UserDetails {
     private List<Message> unreadMessages;
 
     @Override
-    public Collection<? extends GrantedAuthority> getAuthorities() {
-        return List.of(new SimpleGrantedAuthority(role.name()));
+    public Collection<Role> getAuthorities() {
+        return List.of(Role.valueOf(role.name()));
     }
 
     @Override

src/main/java/com/chat/yourway/model/Role.java

@@ -1,6 +1,12 @@
 package com.chat.yourway.model;
 
-public enum Role {
-  USER,
-  ADMIN
-}
+import org.springframework.security.core.GrantedAuthority;
+
+public enum Role implements GrantedAuthority {
+  USER, ADMIN;
+
+  @Override
+  public String getAuthority() {
+    return name();
+  }
+}

src/main/java/com/chat/yourway/model/Topic.java

@@ -35,27 +35,26 @@ public class Topic {
   @Enumerated(EnumType.STRING)
   private TopicScope scope;
 
-  @Column(nullable = false)
   @CreationTimestamp
   private LocalDateTime createdAt;
 
-  @ManyToMany
+  @ManyToMany(fetch = FetchType.LAZY)
   @JoinTable(
       schema = "chat",
       name = "topic_tags",
       joinColumns = @JoinColumn(name = "topic_id"),
       inverseJoinColumns = @JoinColumn(name = "tag_id"))
   private Set<Tag> tags;
 
-  @ManyToMany
+  @ManyToMany(fetch = FetchType.LAZY)
   @JoinTable(
           schema = "chat",
           name = "topic_contacts",
           joinColumns = @JoinColumn(name = "topic_id"),
           inverseJoinColumns = @JoinColumn(name = "contact_id"))
   private List<Contact> topicSubscribers = new ArrayList<>();
 
-  @ManyToMany
+  @ManyToMany(fetch = FetchType.LAZY)
   @JoinTable(
           schema = "chat",
           name = "topic_complaints",