Initial commit: suixinkan_ios UIKit rewrite project.

Co-authored-by: Cursor <cursoragent@cursor.com>

suixinkan_iosTests/Fixtures/statistics_daily_page1_total3.json

@@ -0,0 +1,16 @@
+{
+  "code": 100000,
+  "msg": "success",
+  "data": {
+    "total": 3,
+    "data": [
+      {
+        "date": "2026-05-23",
+        "order_count": "5",
+        "order_price": "1299.50",
+        "refund": "0",
+        "received": "1299.50"
+      }
+    ]
+  }
+}