dev check null company

src/main/java/ru/soune/nocopy/entity/user/User.java

@@ -90,6 +90,14 @@ public class User {
     @JsonIgnore
     private ProtectedFileCheck protectedFileCheck;
 
+    public String getCompanyName() {
+        if (company != null) {
+            return company.getCompanyName();
+        } else {
+            return null;
+        }
+    }
+
     @ManyToOne(fetch = FetchType.LAZY)
     @JoinColumn(name = "company_id")
     @ToString.Exclude