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>

store/player.js

@@ -0,0 +1,113 @@
+import { defineStore } from 'pinia'
+import { ref, computed } from 'vue'
+
+export const usePlayerStore = defineStore('player', () => {
+  // 基础属性
+  const baseStats = ref({
+    strength: 10,    // 力量
+    agility: 8,      // 敏捷
+    dexterity: 8,    // 灵巧
+    intuition: 10,   // 智力
+    vitality: 10     // 体质(影响HP)
+  })
+
+  // 当前资源
+  const currentStats = ref({
+    health: 100,
+    maxHealth: 100,
+    stamina: 100,
+    maxStamina: 100,
+    sanity: 100,
+    maxSanity: 100
+  })
+
+  // 主等级
+  const level = ref({
+    current: 1,
+    exp: 0,
+    maxExp: 100
+  })
+
+  // 技能
+  const skills = ref({})
+
+  // 装备
+  const equipment = ref({
+    weapon: null,
+    armor: null,
+    shield: null,
+    accessory: null
+  })
+
+  // 背包
+  const inventory = ref([])
+
+  // 货币(以铜币为单位)
+  const currency = ref({
+    copper: 0
+  })
+
+  // 当前位置
+  const currentLocation = ref('camp')
+
+  // 标记
+  const flags = ref({})
+
+  // 计算属性：总货币
+  const totalCurrency = computed(() => {
+    return {
+      gold: Math.floor(currency.value.copper / 10000),
+      silver: Math.floor((currency.value.copper % 10000) / 100),
+      copper: currency.value.copper % 100
+    }
+  })
+
+  // 重置玩家数据
+  function resetPlayer() {
+    baseStats.value = {
+      strength: 10,
+      agility: 8,
+      dexterity: 8,
+      intuition: 10,
+      vitality: 10
+    }
+    currentStats.value = {
+      health: 100,
+      maxHealth: 100,
+      stamina: 100,
+      maxStamina: 100,
+      sanity: 100,
+      maxSanity: 100
+    }
+    level.value = {
+      current: 1,
+      exp: 0,
+      maxExp: 100
+    }
+    skills.value = {}
+    equipment.value = {
+      weapon: null,
+      armor: null,
+      shield: null,
+      accessory: null
+    }
+    inventory.value = []
+    currency.value = { copper: 0 }
+    currentLocation.value = 'camp'
+    flags.value = {}
+  }
+
+  return {
+    baseStats,
+    currentStats,
+    level,
+    skills,
+    equipment,
+    inventory,
+    currency,
+    totalCurrency,
+    currentLocation,
+    flags,
+    resetPlayer
+  }
+})