多轮审查和修复

Assets/Scripts/Quest/QuestSO.cs

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+using System;
+using UnityEngine;
+using BaseGames.Dialogue;
+
+namespace BaseGames.Quest
+{
+    /// <summary>
+    /// 任务定义 SO（架构 22_QuestChallengeModule §2）。
+    /// 资产路径: Assets/ScriptableObjects/Quest/Quest_{questId}.asset
+    /// </summary>
+    [CreateAssetMenu(menuName = "Quest/Quest")]
+    public class QuestSO : ScriptableObject
+    {
+        [Header("标识")]
+        public string questId;          // 唯一 ID，如 "Quest_FindMushroom"
+        public string displayName;
+        [TextArea(2, 6)]
+        public string description;
+        public Sprite icon;
+
+        [Header("目标链")]
+        public QuestObjectiveSO[] objectives;   // 按顺序完成，全部完成 = 可交完
+
+        [Header("前置条件")]
+        public string[] prerequisiteQuestIds;   // 所有前置任务 Completed 后才可接
+        public int      minAffinityToAccept;     // NPC 好感度门槛（0 = 无限制）
+
+        [Header("奖励")]
+        public RewardSO reward;
+
+        [Header("失败条件（可选）")]
+        public bool               canFail;
+        public QuestObjectiveSO   failCondition;
+
+        [Header("完成后续任务（分支）")]
+        public QuestBranch[] branches;
+    }
+
+    [Serializable]
+    public class QuestBranch
+    {
+        public string   conditionQuestId;    // 若此任务已完成 → 走本分支（空 = 默认）
+        public QuestSO  nextQuest;
+        public string   npcDialogueKey;      // 触发 NPC 对话 key
+    }
+}