Introduce a build setting to detect Nightly builds. (#5852)

* Allow the AppIconBanner tool to be called with purely the build number.

And use that for the Element Pro Nightly.

* Use a build setting to determine Nightly builds.

ElementX/Sources/Application/Settings/AppSettings.swift

@@ -40,11 +40,10 @@ nonisolated enum AppBuildType {
         #if DEBUG
         return .debug
         #else
-        switch InfoPlistReader.main.baseBundleIdentifier {
-        case "io.element.elementx.nightly":
-            return .nightly
-        default:
-            return .release
+        if InfoPlistReader.main.isNightlyBuild {
+            .nightly
+        } else {
+            .release
         }
         #endif
     }

ElementX/Sources/Other/InfoPlistReader.swift

@@ -16,6 +16,7 @@ nonisolated struct InfoPlistReader {
         static let bundleShortVersion = "CFBundleShortVersionString"
         static let bundleDisplayName = "CFBundleDisplayName"
         static let productionAppName = "productionAppName"
+        static let isNightlyBuild = "isNightlyBuild"
         static let utExportedTypeDeclarationsKey = "UTExportedTypeDeclarations"
         static let utTypeIdentifierKey = "UTTypeIdentifier"
         static let utDescriptionKey = "UTTypeDescription"
@@ -93,6 +94,11 @@ nonisolated struct InfoPlistReader {
         infoPlistValue(forKey: Keys.productionAppName)
     }
     
+    /// Whether or not the build is from the Nightly stream.
+    var isNightlyBuild: Bool {
+        infoPlistValue(forKey: Keys.isNightlyBuild)
+    }
+    
     // MARK: - Custom App Scheme
     
     var appScheme: String {
@@ -144,7 +150,7 @@ nonisolated struct InfoPlistReader {
     @_disfavoredOverload // Make sure optional types default to the optional version below.
     private func infoPlistValue<T>(forKey key: String) -> T {
         guard let result = bundle.object(forInfoDictionaryKey: key) as? T else {
-            fatalError("Add \(key) into your target's Info.plst")
+            fatalError("Add \(key) into your target's Info.plist")
         }
         return result
     }
@@ -153,6 +159,11 @@ nonisolated struct InfoPlistReader {
         bundle.object(forInfoDictionaryKey: key) as? T
     }
     
+    private func infoPlistValue(forKey key: String) -> Bool {
+        // Build setting values are stored as strings ("YES"/"NO")…
+        (infoPlistValue(forKey: key) as NSString).boolValue
+    }
+    
     private func customSchemeForName(_ name: String) -> String {
         let urlTypes: [[String: Any]] = infoPlistValue(forKey: Keys.bundleURLTypes)
         

ElementX/Sources/Services/BugReport/BugReportService.swift

@@ -88,7 +88,7 @@ class BugReportService: NSObject, BugReportServiceProtocol {
         
         params.append(contentsOf: defaultParams)
         
-        if InfoPlistReader.main.baseBundleIdentifier == "io.element.elementx.nightly" {
+        if AppBuildType.current == .nightly {
             bugReport.githubLabels.append("Nightly")
         }