Initial commit: Star of Words Unity project

Snapshot of the existing Unity 6 language-learning word game before any
refactoring. Adds Unity .gitignore and .gitattributes.

Co-Authored-By: Claude Opus 4.8 <noreply@anthropic.com>

Assets/Scripts/2.0/ModeSelectController.cs

@@ -0,0 +1,53 @@
+using UnityEngine;
+using UnityEngine.UI;
+using UnityEngine.SceneManagement;
+
+public class ModeSelectController : MonoBehaviour
+{
+    [SerializeField] private Button[] modButtons = new Button[30];
+    [SerializeField] private Button backButton;
+    [SerializeField] private string mainMenuScene = "Anamen";
+    [SerializeField] private AudioSource audioSource;
+    [SerializeField] private AudioClip clickSound;
+
+    [Header("MOD Sahneleri")]
+    [SerializeField] private string[] modScenes = new string[30];
+
+    void Start()
+    {
+        // Bind mod buttons
+        for (int i = 0; i < 30; i++)
+        {
+            if (modButtons[i] != null)
+            {
+                int modID = i + 1;
+                modButtons[i].onClick.AddListener(() => SelectMode(modID));
+            }
+        }
+
+        // Back button
+        if (backButton != null)
+            backButton.onClick.AddListener(() => LoadScene(mainMenuScene));
+    }
+
+    void SelectMode(int modID)
+    {
+        PlaySound();
+        PlayerPrefs.SetInt("SelectedMode", modID);
+        PlayerPrefs.Save();
+
+        string sceneName = modScenes[modID - 1];
+        LoadScene(sceneName);
+    }
+
+    void LoadScene(string sceneName)
+    {
+        SceneManager.LoadScene(sceneName);
+    }
+
+    void PlaySound()
+    {
+        if (audioSource && clickSound)
+            audioSource.PlayOneShot(clickSound);
+    }
+}