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/helpers/store.js

@@ -0,0 +1,94 @@
+/**
+ * Store 测试辅助函数
+ */
+
+import { createPinia, setActivePinia } from 'pinia'
+import { createMockPlayer } from '../fixtures/player.js'
+import { createMockGame } from '../fixtures/game.js'
+
+/**
+ * 设置测试用 Pinia Store
+ * @returns {Object} { playerStore, gameStore, pinia }
+ */
+export function setupTestStore() {
+  const pinia = createPinia()
+  setActivePinia(pinia)
+
+  // 动态导入 stores
+  const { usePlayerStore } = require('@/store/player.js')
+  const { useGameStore } = require('@/store/game.js')
+
+  const playerStore = usePlayerStore()
+  const gameStore = useGameStore()
+
+  // 初始化 mock 数据
+  Object.assign(playerStore, createMockPlayer())
+  Object.assign(gameStore, createMockGame())
+
+  return { playerStore, gameStore, pinia }
+}
+
+/**
+ * 创建带有特定技能的 Store
+ * @param {string} skillId - 技能ID
+ * @param {number} level - 技能等级
+ * @returns {Object} { playerStore, gameStore }
+ */
+export function setupStoreWithSkill(skillId, level = 1) {
+  const { playerStore, gameStore, pinia } = setupTestStore()
+
+  playerStore.skills = {
+    [skillId]: {
+      level,
+      exp: 0,
+      unlocked: true,
+      maxExp: (level + 1) * 100
+    }
+  }
+
+  return { playerStore, gameStore, pinia }
+}
+
+/**
+ * 创建战斗中的 Store
+ * @param {Object} enemy - 敌人对象
+ * @returns {Object} { playerStore, gameStore }
+ */
+export function setupStoreInCombat(enemy) {
+  const { playerStore, gameStore, pinia } = setupTestStore()
+
+  gameStore.inCombat = true
+  gameStore.combatState = {
+    enemyId: enemy.id,
+    enemy,
+    stance: 'balance',
+    environment: 'normal',
+    startTime: Date.now(),
+    ticks: 0
+  }
+
+  return { playerStore, gameStore, pinia }
+}
+
+/**
+ * 创建带有物品的 Store
+ * @param {Array} items - 物品数组
+ * @returns {Object} { playerStore, gameStore }
+ */
+export function setupStoreWithItems(items) {
+  const { playerStore, gameStore, pinia } = setupTestStore()
+
+  playerStore.inventory = [...items]
+
+  return { playerStore, gameStore, pinia }
+}
+
+/**
+ * 重置 Store 状态
+ * @param {Object} playerStore - 玩家Store
+ * @param {Object} gameStore - 游戏Store
+ */
+export function resetStore(playerStore, gameStore) {
+  Object.assign(playerStore, createMockPlayer())
+  Object.assign(gameStore, createMockGame())
+}