added a small description

backend/src/main/java/ovh/herisson/Clyde/Tables/User.java

@@ -8,7 +8,6 @@ import java.util.Date;
 //et l'attribut tokenApi doit encore être ajouté vu qu'il faut en discuter
 
 @Entity
-//Je rajoute un s au nom de la table pour éviter les conflits avec les mots réservés
 @Table(name = "Users")
 public class User {
     @Id
@@ -37,6 +36,31 @@ public class User {
         this.password = password;
     }
 
+
+    /** Constructor for the first registration request from a student (can't specify a Role)
+     *
+     * @param lastName
+     * @param firstName
+     * @param email
+     * @param address
+     * @param country
+     * @param birthDate
+     * @param profilePictureUrl
+     * @param password
+     */
+    public User(String lastName, String firstName, String email, String address,
+                String country, Date birthDate, String profilePictureUrl, String password)
+    {
+        this.lastName = lastName;
+        this.firstName = firstName;
+        this.email = email;
+        this.address = address;
+        this.country = country;
+        this.birthDate = birthDate;
+        this.profilePictureUrl = profilePictureUrl;
+        this.password = password;
+        this.role = Role.Student;
+    }
     public User() {}
 
     public int getRegNo(){