implement User.java

src/main/java/dev/model/User.java

@@ -10,4 +10,15 @@ public class User {
 
     private String email;
 
+
+    public void setId(int id) { this.id = id; }
+    public void setUsername(String username) { this.username= username; }
+    public void setPassword(String password) { this.password = password; }
+    public void setEmail(String email) { this.email = email; }
+
+
+    public int getId() { return id; }
+    public String getUsername() { return username; }
+    public String getEmail() { return email; }
+    public String getPassword() { return password; }
 }