build(deps): 更新依赖版本- 将 six-shop/core 的最低版本要求提升到 0.5

- 新增 topthink/think-filesystem 依赖

composer.json

@@ -8,7 +8,8 @@
   ],
   "require": {
     "php": ">=8.3",
-    "six-shop/core": ">=0.4 <1.0"
+    "six-shop/core": ">=0.5 <1.0",
+    "topthink/think-filesystem": "^3.0"
   },
   "authors": [
     {