chore: Initial clean commit

- Removed YuMi/Library/ (138 MB, not tracked)
- Removed YuMi/Resources/ (23 MB, not tracked)
- Removed old version assets (566 files, not tracked)
- Excluded Pods/, xcuserdata/ and other build artifacts
- Clean repository optimized for company server deployment

YuMi/Assets.xcassets/AppIcon.appiconset/Contents.json

@@ -0,0 +1,14 @@
+{
+  "images" : [
+    {
+      "filename" : "1024_副本.png",
+      "idiom" : "universal",
+      "platform" : "ios",
+      "size" : "1024x1024"
+    }
+  ],
+  "info" : {
+    "author" : "xcode",
+    "version" : 1
+  }
+}