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>

uni.promisify.adaptor.js

@@ -0,0 +1,13 @@
+uni.addInterceptor({
+  returnValue (res) {
+    if (!(!!res && (typeof res === "object" || typeof res === "function") && typeof res.then === "function")) {
+      return res;
+    }
+    return new Promise((resolve, reject) => {
+      res.then((res) => {
+        if (!res) return resolve(res) 
+        return res[0] ? reject(res[0]) : resolve(res[1])
+      });
+    });
+  },
+});