Make old app icons backward compatible

Author: SubvertDev

Modules/Resources/Assets.xcassets/AppIcon-Beta-Old.appiconset/Contents.json renamed to Modules/Resources/Assets.xcassets/AppIcon-Beta.appiconset/Contents.json

@@ -729,6 +729,7 @@ extension SettingsDictionary {
         .setDevelopmentTeam("7353CQCGQC")
 
         .includeAppIcon()
+        .enableBackwardCompatibleAppIcons()
         .merging(["CODE_SIGNING_ALLOWED": .string("YES")])
         .manualCodeSigning(
             identity: "Apple Development",
@@ -786,6 +787,13 @@ extension Dictionary where Key == String, Value == SettingValue {
     func enableDsym() -> SettingsDictionary {
         return merging(["DEBUG_INFORMATION_FORMAT": "dwarf-with-dsym"])
     }
+    
+    func enableBackwardCompatibleAppIcons() -> SettingsDictionary {
+        return merging([
+            "ASSETCATALOG_COMPILER_INCLUDE_ALL_APPICON_ASSETS": true,
+            "ASSETCATALOG_OTHER_FLAGS": "--enable-icon-stack-fallback-generation=disabled"
+        ])
+    }
 }
 
 extension Array where Element == String {