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>

main.js

@@ -0,0 +1,27 @@
+import App from './App'
+
+// #ifndef VUE3
+import Vue from 'vue'
+import './uni.promisify.adaptor'
+Vue.config.productionTip = false
+App.mpType = 'app'
+const app = new Vue({
+  ...App
+})
+app.$mount()
+// #endif
+
+// #ifdef VUE3
+import { createSSRApp } from 'vue'
+import { createPinia } from 'pinia'
+
+export function createApp() {
+  const app = createSSRApp(App)
+  const pinia = createPinia()
+  app.use(pinia)
+  return {
+    app,
+    pinia
+  }
+}
+// #endif