Initial commit: Text Adventure Game

Features:
- Combat system with AP/EP hit calculation and three-layer defense
- Auto-combat/farming mode
- Item system with stacking support
- Skill system with levels, milestones, and parent skill sync
- Shop system with dynamic pricing
- Inventory management with bulk selling
- Event system
- Game loop with offline earnings
- Save/Load system

Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>

tests/fixtures/enemies.js

@@ -0,0 +1,147 @@
+/**
+ * 敌人测试夹具
+ */
+
+/**
+ * 创建模拟敌人
+ * @param {Object} overrides - 覆盖属性
+ * @returns {Object} 敌人对象
+ */
+export function createMockEnemy(overrides = {}) {
+  return {
+    id: 'wild_dog',
+    name: '野狗',
+    baseStats: {
+      health: 50,
+      attack: 8,
+      defense: 3,
+      strength: 8,
+      agility: 12,
+      dexterity: 6,
+      intuition: 4,
+      vitality: 6
+    },
+    expReward: 20,
+    drops: [],
+    ...overrides
+  }
+}
+
+/**
+ * 创建Boss敌人
+ * @param {Object} overrides - 覆盖属性
+ * @returns {Object} Boss对象
+ */
+export function createMockBoss(overrides = {}) {
+  return {
+    id: 'test_boss',
+    name: '测试Boss',
+    baseStats: {
+      health: 200,
+      attack: 15,
+      defense: 10,
+      strength: 15,
+      agility: 10,
+      dexterity: 10,
+      intuition: 8,
+      vitality: 15
+    },
+    expReward: 100,
+    drops: [
+      {
+        itemId: 'epic_sword',
+        chance: 1.0,
+        count: 1
+      }
+    ],
+    ...overrides
+  }
+}
+
+/**
+ * 创建弱小敌人
+ * @returns {Object} 弱小敌人
+ */
+export function createWeakEnemy() {
+  return createMockEnemy({
+    id: 'rat',
+    name: '老鼠',
+    baseStats: {
+      health: 20,
+      attack: 3,
+      defense: 1,
+      strength: 3,
+      agility: 8,
+      dexterity: 4,
+      intuition: 2,
+      vitality: 3
+    },
+    expReward: 5
+  })
+}
+
+/**
+ * 创建强大敌人
+ * @returns {Object} 强大敌人
+ */
+export function createStrongEnemy() {
+  return createMockEnemy({
+    id: 'orc',
+    name: '兽人',
+    baseStats: {
+      health: 120,
+      attack: 18,
+      defense: 12,
+      strength: 18,
+      agility: 8,
+      dexterity: 10,
+      intuition: 6,
+      vitality: 16
+    },
+    expReward: 60
+  })
+}
+
+/**
+ * 创建敏捷型敌人
+ * @returns {Object} 敏捷型敌人
+ */
+export function createAgileEnemy() {
+  return createMockEnemy({
+    id: 'goblin',
+    name: '哥布林',
+    baseStats: {
+      health: 40,
+      attack: 6,
+      defense: 2,
+      strength: 6,
+      agility: 18,
+      dexterity: 14,
+      intuition: 6,
+      vitality: 6
+    },
+    expReward: 25
+  })
+}
+
+/**
+ * 创建防御型敌人
+ * @returns {Object} 防御型敌人
+ */
+export function createTankEnemy() {
+  return createMockEnemy({
+    id: 'golem',
+    name: '石魔像',
+    baseStats: {
+      health: 150,
+      attack: 10,
+      defense: 20,
+      strength: 16,
+      agility: 4,
+      dexterity: 4,
+      intuition: 2,
+      vitality: 20
+    },
+    expReward: 50
+  })
+}