chore: update macOS icons and add build script

Signed-off-by: TheOneWithTheBraid <the-one@with-the-braid.cf>

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

@@ -1,68 +1 @@
-{
-  "images" : [
-    {
-      "size" : "16x16",
-      "idiom" : "mac",
-      "filename" : "app_icon_16.png",
-      "scale" : "1x"
-    },
-    {
-      "size" : "16x16",
-      "idiom" : "mac",
-      "filename" : "app_icon_32.png",
-      "scale" : "2x"
-    },
-    {
-      "size" : "32x32",
-      "idiom" : "mac",
-      "filename" : "app_icon_32.png",
-      "scale" : "1x"
-    },
-    {
-      "size" : "32x32",
-      "idiom" : "mac",
-      "filename" : "app_icon_64.png",
-      "scale" : "2x"
-    },
-    {
-      "size" : "128x128",
-      "idiom" : "mac",
-      "filename" : "app_icon_128.png",
-      "scale" : "1x"
-    },
-    {
-      "size" : "128x128",
-      "idiom" : "mac",
-      "filename" : "app_icon_256.png",
-      "scale" : "2x"
-    },
-    {
-      "size" : "256x256",
-      "idiom" : "mac",
-      "filename" : "app_icon_256.png",
-      "scale" : "1x"
-    },
-    {
-      "size" : "256x256",
-      "idiom" : "mac",
-      "filename" : "app_icon_512.png",
-      "scale" : "2x"
-    },
-    {
-      "size" : "512x512",
-      "idiom" : "mac",
-      "filename" : "app_icon_512.png",
-      "scale" : "1x"
-    },
-    {
-      "size" : "512x512",
-      "idiom" : "mac",
-      "filename" : "app_icon_1024.png",
-      "scale" : "2x"
-    }
-  ],
-  "info" : {
-    "version" : 1,
-    "author" : "xcode"
-  }
-}
+{"images":[{"size":"1024x1024","filename":"1024-mac.png","expected-size":"1024","idiom":"ios-marketing","folder":"Assets.xcassets/AppIcon.appiconset/","scale":"1x"},{"size":"128x128","expected-size":"128","filename":"128-mac.png","folder":"Assets.xcassets/AppIcon.appiconset/","idiom":"mac","scale":"1x"},{"size":"256x256","expected-size":"256","filename":"256-mac.png","folder":"Assets.xcassets/AppIcon.appiconset/","idiom":"mac","scale":"1x"},{"size":"128x128","expected-size":"256","filename":"256-mac.png","folder":"Assets.xcassets/AppIcon.appiconset/","idiom":"mac","scale":"2x"},{"size":"256x256","expected-size":"512","filename":"512-mac.png","folder":"Assets.xcassets/AppIcon.appiconset/","idiom":"mac","scale":"2x"},{"size":"32x32","expected-size":"32","filename":"32-mac.png","folder":"Assets.xcassets/AppIcon.appiconset/","idiom":"mac","scale":"1x"},{"size":"512x512","expected-size":"512","filename":"512-mac.png","folder":"Assets.xcassets/AppIcon.appiconset/","idiom":"mac","scale":"1x"},{"size":"16x16","expected-size":"16","filename":"16-mac.png","folder":"Assets.xcassets/AppIcon.appiconset/","idiom":"mac","scale":"1x"},{"size":"16x16","expected-size":"32","filename":"32-mac.png","folder":"Assets.xcassets/AppIcon.appiconset/","idiom":"mac","scale":"2x"},{"size":"32x32","expected-size":"64","filename":"64-mac.png","folder":"Assets.xcassets/AppIcon.appiconset/","idiom":"mac","scale":"2x"},{"size":"512x512","expected-size":"1024","filename":"1024-mac.png","folder":"Assets.xcassets/AppIcon.appiconset/","idiom":"mac","scale":"2x"}]}