feat: Add core VN system scripts, package dependencies, and initial project settings.

Assets/_MAIN/Scripts/Core/ScriptContext.cs

@@ -0,0 +1,34 @@
+using System;
+using UnityEngine;
+
+/// <summary>스크립트 실행에 필요한 컨텍스트</summary>
+public class ScriptContext
+{
+    // ===== Stores =====
+    public DialogueStore DialogueStore { get; set; }
+    public ChoiceStore ChoiceStore { get; set; }
+    public CharacterStore CharacterStore { get; set; }
+    public FlowStore FlowStore { get; set; }
+
+    /// <summary>변수 저장소</summary>
+    public VariableStore VariableStore { get; set; }
+
+    // ===== 흐름 제어 =====
+    /// <summary>다음 액션의 타입 확인 (choices 자동 진행 등에 사용)</summary>
+    public Func<string> PeekNextType { get; set; }
+
+    /// <summary>스크립트 교체 요청 콜백 (scriptPath)</summary>
+    public Action<string> OnScriptChange { get; set; }
+
+    // ===== 리소스 로딩 헬퍼 =====
+    private const string CharacterPathPrefix = "Images/Characters/";
+
+    public Sprite LoadCharacterSprite(string fileName)
+    {
+        string path = CharacterPathPrefix + fileName;
+        Sprite sprite = Resources.Load<Sprite>(path);
+        if (sprite == null)
+            Debug.LogError($"캐릭터 이미지 로드 실패: {path}");
+        return sprite;
+    }
+}