diff --git a/docs/design/ios/AppIcon.appiconset/Contents.json b/docs/design/ios/AppIcon.appiconset/Contents.json
deleted file mode 100644
index 193d0dc..0000000
--- a/docs/design/ios/AppIcon.appiconset/Contents.json
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@@ -1,158 +0,0 @@
-{
-    "images": [
-        {
-            "size": "20x20",
-            "idiom": "iphone",
-            "filename": "icon-20@2x.png",
-            "scale": "2x"
-        },
-        {
-            "size": "20x20",
-            "idiom": "iphone",
-            "filename": "icon-20@3x.png",
-            "scale": "3x"
-        },
-        {
-            "size": "29x29",
-            "idiom": "iphone",
-            "filename": "icon-29.png",
-            "scale": "1x"
-        },
-        {
-            "size": "29x29",
-            "idiom": "iphone",
-            "filename": "icon-29@2x.png",
-            "scale": "2x"
-        },
-        {
-            "size": "29x29",
-            "idiom": "iphone",
-            "filename": "icon-29@3x.png",
-            "scale": "3x"
-        },
-        {
-            "size": "40x40",
-            "idiom": "iphone",
-            "filename": "icon-40@2x.png",
-            "scale": "2x"
-        },
-        {
-            "size": "40x40",
-            "idiom": "iphone",
-            "filename": "icon-40@3x.png",
-            "scale": "3x"
-        },
-        {
-            "size": "57x57",
-            "idiom": "iphone",
-            "filename": "icon-57.png",
-            "scale": "1x"
-        },
-        {
-            "size": "57x57",
-            "idiom": "iphone",
-            "filename": "icon-57@2x.png",
-            "scale": "2x"
-        },
-        {
-            "size": "60x60",
-            "idiom": "iphone",
-            "filename": "icon-60@2x.png",
-            "scale": "2x"
-        },
-        {
-            "size": "60x60",
-            "idiom": "iphone",
-            "filename": "icon-60@3x.png",
-            "scale": "3x"
-        },
-        {
-            "size": "20x20",
-            "idiom": "ipad",
-            "filename": "icon-20-ipad.png",
-            "scale": "1x"
-        },
-        {
-            "size": "20x20",
-            "idiom": "ipad",
-            "filename": "icon-20@2x-ipad.png",
-            "scale": "2x"
-        },
-        {
-            "size": "29x29",
-            "idiom": "ipad",
-            "filename": "icon-29-ipad.png",
-            "scale": "1x"
-        },
-        {
-            "size": "29x29",
-            "idiom": "ipad",
-            "filename": "icon-29@2x-ipad.png",
-            "scale": "2x"
-        },
-        {
-            "size": "40x40",
-            "idiom": "ipad",
-            "filename": "icon-40.png",
-            "scale": "1x"
-        },
-        {
-            "size": "40x40",
-            "idiom": "ipad",
-            "filename": "icon-40@2x.png",
-            "scale": "2x"
-        },
-        {
-            "size": "50x50",
-            "idiom": "ipad",
-            "filename": "icon-50.png",
-            "scale": "1x"
-        },
-        {
-            "size": "50x50",
-            "idiom": "ipad",
-            "filename": "icon-50@2x.png",
-            "scale": "2x"
-        },
-        {
-            "size": "72x72",
-            "idiom": "ipad",
-            "filename": "icon-72.png",
-            "scale": "1x"
-        },
-        {
-            "size": "72x72",
-            "idiom": "ipad",
-            "filename": "icon-72@2x.png",
-            "scale": "2x"
-        },
-        {
-            "size": "76x76",
-            "idiom": "ipad",
-            "filename": "icon-76.png",
-            "scale": "1x"
-        },
-        {
-            "size": "76x76",
-            "idiom": "ipad",
-            "filename": "icon-76@2x.png",
-            "scale": "2x"
-        },
-        {
-            "size": "83.5x83.5",
-            "idiom": "ipad",
-            "filename": "icon-83.5@2x.png",
-            "scale": "2x"
-        },
-        {
-            "size": "1024x1024",
-            "idiom": "ios-marketing",
-            "filename": "icon-1024.png",
-            "scale": "1x"
-        }
-    ],
-    "info": {
-        "version": 1,
-        "author": "icon.wuruihong.com"
-    }
-}
\ No newline at end of file
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