Modify task model, create some UI...

src/main/java/repository/TaskRepositoryJdbc.java

@@ -1,5 +1,6 @@
 package repository;
 
+import dto.TaskCreateDto;
 import models.Task;
 import models.User;
 import util.Session;
@@ -162,24 +163,25 @@ public class TaskRepositoryJdbc implements TaskRepository {
     }
 
     @Override
-    public Optional<Task> save(String title, String description) {
+    public Optional<Task> save(TaskCreateDto taskCreateDto) {
         try {
             User user = Session.getInstance().getUser();
             if (user == null) Optional.empty();
 
             PreparedStatement preparedStatement = connection.prepareStatement(
-                    "INSERT INTO tasks (title, description) VALUES (?, ?) RETURNING id, created_at"
+                    "INSERT INTO tasks (title, description, deadline) VALUES (?, ?, ?) RETURNING id, created_at"
             );
 
-            preparedStatement.setString(1, title);
-            preparedStatement.setString(2, description);
+            preparedStatement.setString(1, taskCreateDto.title());
+            preparedStatement.setString(2, taskCreateDto.description());
+            preparedStatement.setDate(3, (java.sql.Date) taskCreateDto.deadline());
             ResultSet resultSet = preparedStatement.executeQuery();
 
             if (resultSet.next()) {
                 Task task = new Task(
                         resultSet.getInt("id"),
-                        title,
-                        description,
+                        taskCreateDto.title(),
+                        taskCreateDto.description(),
                         resultSet.getTimestamp("created_at"),
                         user
                 );