添加应用图标资源配置，删除旧的图标文件，更新 AppIcon 资源的文件名和作者信息，优化图标管理结构。

macos/Runner/Assets.xcassets/AppIcon.appiconset/Contents.json

@@ -1,68 +1,116 @@
 {
   "images" : [
     {
-      "size" : "16x16",
+      "filename" : "IconSmall-20@2x.png",
-      "idiom" : "mac",
+      "idiom" : "iphone",
-      "filename" : "app_icon_16.png",
+      "scale" : "2x",
-      "scale" : "1x"
+      "size" : "20x20"
     },
     {
-      "size" : "16x16",
+      "filename" : "IconSmall-20@3x.png",
-      "idiom" : "mac",
+      "idiom" : "iphone",
-      "filename" : "app_icon_32.png",
+      "scale" : "3x",
-      "scale" : "2x"
+      "size" : "20x20"
     },
     {
-      "size" : "32x32",
+      "filename" : "IconSmall@2x.png",
-      "idiom" : "mac",
+      "idiom" : "iphone",
-      "filename" : "app_icon_32.png",
+      "scale" : "2x",
-      "scale" : "1x"
+      "size" : "29x29"
     },
     {
-      "size" : "32x32",
+      "filename" : "IconSmall@3x.png",
-      "idiom" : "mac",
+      "idiom" : "iphone",
-      "filename" : "app_icon_64.png",
+      "scale" : "3x",
-      "scale" : "2x"
+      "size" : "29x29"
     },
     {
-      "size" : "128x128",
+      "filename" : "IconSmall-40@2x.png",
-      "idiom" : "mac",
+      "idiom" : "iphone",
-      "filename" : "app_icon_128.png",
+      "scale" : "2x",
-      "scale" : "1x"
+      "size" : "40x40"
     },
     {
-      "size" : "128x128",
+      "filename" : "IconSmall-40@3x.png",
-      "idiom" : "mac",
+      "idiom" : "iphone",
-      "filename" : "app_icon_256.png",
+      "scale" : "3x",
-      "scale" : "2x"
+      "size" : "40x40"
     },
     {
-      "size" : "256x256",
+      "filename" : "Icon@2x.png",
-      "idiom" : "mac",
+      "idiom" : "iphone",
-      "filename" : "app_icon_256.png",
+      "scale" : "2x",
-      "scale" : "1x"
+      "size" : "60x60"
     },
     {
-      "size" : "256x256",
+      "filename" : "Icon@3x.png",
-      "idiom" : "mac",
+      "idiom" : "iphone",
-      "filename" : "app_icon_512.png",
+      "scale" : "3x",
-      "scale" : "2x"
+      "size" : "60x60"
     },
     {
-      "size" : "512x512",
+      "filename" : "IconSmall-20.png",
-      "idiom" : "mac",
+      "idiom" : "ipad",
-      "filename" : "app_icon_512.png",
+      "scale" : "1x",
-      "scale" : "1x"
+      "size" : "20x20"
     },
     {
-      "size" : "512x512",
+      "filename" : "IconSmall-20-iPad@2x.png",
-      "idiom" : "mac",
+      "idiom" : "ipad",
-      "filename" : "app_icon_1024.png",
+      "scale" : "2x",
-      "scale" : "2x"
+      "size" : "20x20"
+    },
+    {
+      "filename" : "IconSmall.png",
+      "idiom" : "ipad",
+      "scale" : "1x",
+      "size" : "29x29"
+    },
+    {
+      "filename" : "IconSmall-iPad@2x.png",
+      "idiom" : "ipad",
+      "scale" : "2x",
+      "size" : "29x29"
+    },
+    {
+      "filename" : "IconSmall-40.png",
+      "idiom" : "ipad",
+      "scale" : "1x",
+      "size" : "40x40"
+    },
+    {
+      "filename" : "IconSmall-40-iPad@2x.png",
+      "idiom" : "ipad",
+      "scale" : "2x",
+      "size" : "40x40"
+    },
+    {
+      "filename" : "Icon-76.png",
+      "idiom" : "ipad",
+      "scale" : "1x",
+      "size" : "76x76"
+    },
+    {
+      "filename" : "Icon-76@2x.png",
+      "idiom" : "ipad",
+      "scale" : "2x",
+      "size" : "76x76"
+    },
+    {
+      "filename" : "Icon-83.5@2x.png",
+      "idiom" : "ipad",
+      "scale" : "2x",
+      "size" : "83.5x83.5"
+    },
+    {
+      "filename" : "AppStoreIcon.png",
+      "idiom" : "ios-marketing",
+      "scale" : "1x",
+      "size" : "1024x1024"
     }
   ],
   "info" : {
-    "version" : 1,
+    "author" : "xcode",
-    "author" : "xcode"
+    "version" : 1
   }
 }

macos/Runner/Assets.xcassets/Contents.json

@@ -0,0 +1,6 @@
+{
+  "info" : {
+    "author" : "xcode",
+    "version" : 1
+  }
+}