backwards compatibility w/ macos15

scrobble.xcodeproj/project.pbxproj

@@ -33,6 +33,8 @@
 		A6A580A82E78DB7F0079DC91 /* MediaRemoteAdapter in Frameworks */ = {isa = PBXBuildFile; productRef = A6A580A72E78DB7F0079DC91 /* MediaRemoteAdapter */; };
 		A6A580A92E78DB9F0079DC91 /* MediaRemoteAdapter in Embed Frameworks */ = {isa = PBXBuildFile; productRef = A6A580A72E78DB7F0079DC91 /* MediaRemoteAdapter */; settings = {ATTRIBUTES = (CodeSignOnCopy, ); }; };
 		A6CC84552EE8470C00236D47 /* MarqueeText.swift in Sources */ = {isa = PBXBuildFile; fileRef = A6CC84542EE8470C00236D47 /* MarqueeText.swift */; };
+		A6COMPAT012EFBAA0000001 /* GlassEffect+Compat.swift in Sources */ = {isa = PBXBuildFile; fileRef = A6COMPAT012EFBAA0000002 /* GlassEffect+Compat.swift */; };
+		A6COMPAT012EFBAA0000003 /* LastFMWebAuthViewLegacy.swift in Sources */ = {isa = PBXBuildFile; fileRef = A6COMPAT012EFBAA0000004 /* LastFMWebAuthViewLegacy.swift */; };
 		A6F213002C8C021800E1D23B /* scrobbleApp.swift in Sources */ = {isa = PBXBuildFile; fileRef = A6F212FF2C8C021800E1D23B /* scrobbleApp.swift */; };
 		A6F213022C8C021800E1D23B /* ScrobblingView.swift in Sources */ = {isa = PBXBuildFile; fileRef = A6F213012C8C021800E1D23B /* ScrobblingView.swift */; };
 		A6F213042C8C021900E1D23B /* Assets.xcassets in Resources */ = {isa = PBXBuildFile; fileRef = A6F213032C8C021900E1D23B /* Assets.xcassets */; };
@@ -46,6 +48,7 @@
 		A6F2FEEC2EE79C16003826F7 /* FriendsModel.swift in Sources */ = {isa = PBXBuildFile; fileRef = A6F2FEEB2EE79C16003826F7 /* FriendsModel.swift */; };
 		A6F2FEEF2EE79E47003826F7 /* Secrets.xcconfig in Resources */ = {isa = PBXBuildFile; fileRef = A6F2FEED2EE79E47003826F7 /* Secrets.xcconfig */; };
 		A6F2FEF22EE7A429003826F7 /* Logger.swift in Sources */ = {isa = PBXBuildFile; fileRef = A6F2FEF12EE7A429003826F7 /* Logger.swift */; };
+		A6F954FC2EED236000501378 /* LaunchAtLoginSettingsView.swift in Sources */ = {isa = PBXBuildFile; fileRef = A6F954FB2EED236000501378 /* LaunchAtLoginSettingsView.swift */; };
 /* End PBXBuildFile section */
 
 /* Begin PBXCopyFilesBuildPhase section */
@@ -89,6 +92,8 @@
 		A6A580A22E78D8480079DC91 /* MediaPlayer.framework */ = {isa = PBXFileReference; lastKnownFileType = wrapper.framework; name = MediaPlayer.framework; path = System/Library/Frameworks/MediaPlayer.framework; sourceTree = SDKROOT; };
 		A6A580A42E78D9340079DC91 /* NowPlayingFetcher.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = NowPlayingFetcher.swift; sourceTree = "<group>"; };
 		A6CC84542EE8470C00236D47 /* MarqueeText.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = MarqueeText.swift; sourceTree = "<group>"; };
+		A6COMPAT012EFBAA0000002 /* GlassEffect+Compat.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = "GlassEffect+Compat.swift"; sourceTree = "<group>"; };
+		A6COMPAT012EFBAA0000004 /* LastFMWebAuthViewLegacy.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = LastFMWebAuthViewLegacy.swift; sourceTree = "<group>"; };
 		A6F212FC2C8C021800E1D23B /* scrobble.app */ = {isa = PBXFileReference; explicitFileType = wrapper.application; includeInIndex = 0; path = scrobble.app; sourceTree = BUILT_PRODUCTS_DIR; };
 		A6F212FF2C8C021800E1D23B /* scrobbleApp.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = scrobbleApp.swift; sourceTree = "<group>"; };
 		A6F213012C8C021800E1D23B /* ScrobblingView.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = ScrobblingView.swift; sourceTree = "<group>"; };
@@ -105,6 +110,7 @@
 		A6F2FEEB2EE79C16003826F7 /* FriendsModel.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = FriendsModel.swift; sourceTree = "<group>"; };
 		A6F2FEED2EE79E47003826F7 /* Secrets.xcconfig */ = {isa = PBXFileReference; lastKnownFileType = text.xcconfig; path = Secrets.xcconfig; sourceTree = "<group>"; };
 		A6F2FEF12EE7A429003826F7 /* Logger.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = Logger.swift; sourceTree = "<group>"; };
+		A6F954FB2EED236000501378 /* LaunchAtLoginSettingsView.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = LaunchAtLoginSettingsView.swift; sourceTree = "<group>"; };
 /* End PBXFileReference section */
 
 /* Begin PBXFrameworksBuildPhase section */
@@ -206,8 +212,10 @@
 				A6F213012C8C021800E1D23B /* ScrobblingView.swift */,
 				A64304BA2D52EC87001998B6 /* LastFMAuthSheetView.swift */,
 				A65800992E78A56E00A30A42 /* LastFMWebAuthView.swift */,
+				A6COMPAT012EFBAA0000004 /* LastFMWebAuthViewLegacy.swift */,
 				A6F213102C8C037500E1D23B /* PreferencesView.swift */,
 				A65671EB2EEADB9F00773C58 /* UpdateView.swift */,
+				A6F954FB2EED236000501378 /* LaunchAtLoginSettingsView.swift */,
 				A66926022EE83DE1000921B1 /* ScrobblingServicesView.swift */,
 			);
 			path = Views;
@@ -237,6 +245,7 @@
 			isa = PBXGroup;
 			children = (
 				A6F2FEF12EE7A429003826F7 /* Logger.swift */,
+				A6COMPAT012EFBAA0000002 /* GlassEffect+Compat.swift */,
 			);
 			path = Utils;
 			sourceTree = "<group>";
@@ -317,6 +326,8 @@
 			isa = PBXSourcesBuildPhase;
 			buildActionMask = 2147483647;
 			files = (
+				A6COMPAT012EFBAA0000001 /* GlassEffect+Compat.swift in Sources */,
+				A6COMPAT012EFBAA0000003 /* LastFMWebAuthViewLegacy.swift in Sources */,
 				A6F2131C2C8C085900E1D23B /* Music.h in Sources */,
 				A622991D2EE7D72900592239 /* ServicesStatusView.swift in Sources */,
 				A64304C82D52FBEC001998B6 /* AuthState.swift in Sources */,
@@ -326,6 +337,7 @@
 				A64B5FAE2E7E0AF1000F1BAE /* SupportedMusicApp.swift in Sources */,
 				A6CC84552EE8470C00236D47 /* MarqueeText.swift in Sources */,
 				A6F213022C8C021800E1D23B /* ScrobblingView.swift in Sources */,
+				A6F954FC2EED236000501378 /* LaunchAtLoginSettingsView.swift in Sources */,
 				A65671EC2EEADB9F00773C58 /* UpdateView.swift in Sources */,
 				A6A580A52E78D9340079DC91 /* NowPlayingFetcher.swift in Sources */,
 				A63A2B1B2D271A95000BC92E /* ContentView.swift in Sources */,
@@ -491,7 +503,7 @@
 				CODE_SIGN_ENTITLEMENTS = scrobble/scrobble.entitlements;
 				CODE_SIGN_STYLE = Automatic;
 				COMBINE_HIDPI_IMAGES = YES;
-				CURRENT_PROJECT_VERSION = 4;
+				CURRENT_PROJECT_VERSION = 5;
 				DEAD_CODE_STRIPPING = YES;
 				DEVELOPMENT_ASSET_PATHS = "\"scrobble/Preview Content\"";
 				ENABLE_APP_SANDBOX = NO;
@@ -512,7 +524,7 @@
 					"$(inherited)",
 					"@executable_path/../Frameworks",
 				);
-				MACOSX_DEPLOYMENT_TARGET = 26.0;
+				MACOSX_DEPLOYMENT_TARGET = 15.6;
 				MARKETING_VERSION = 1.6;
 				PRODUCT_BUNDLE_IDENTIFIER = computerdata.scrobble;
 				PRODUCT_NAME = "$(TARGET_NAME)";
@@ -541,7 +553,7 @@
 				CODE_SIGN_ENTITLEMENTS = scrobble/scrobble.entitlements;
 				CODE_SIGN_STYLE = Automatic;
 				COMBINE_HIDPI_IMAGES = YES;
-				CURRENT_PROJECT_VERSION = 4;
+				CURRENT_PROJECT_VERSION = 5;
 				DEAD_CODE_STRIPPING = YES;
 				DEVELOPMENT_ASSET_PATHS = "\"scrobble/Preview Content\"";
 				ENABLE_APP_SANDBOX = NO;
@@ -562,7 +574,7 @@
 					"$(inherited)",
 					"@executable_path/../Frameworks",
 				);
-				MACOSX_DEPLOYMENT_TARGET = 26.0;
+				MACOSX_DEPLOYMENT_TARGET = 15.6;
 				MARKETING_VERSION = 1.6;
 				PRODUCT_BUNDLE_IDENTIFIER = computerdata.scrobble;
 				PRODUCT_NAME = "$(TARGET_NAME)";

scrobble/Models/PreferencesManager.swift

@@ -76,6 +76,13 @@ class PreferencesManager {
         didSet { UserDefaults.standard.set(enableLastFm, forKey: "enableLastFm") }
     }
 
+    // App settings
+    var launchAtLogin: Bool = false {
+        didSet {
+            UserDefaults.standard.set(launchAtLogin, forKey: "launchAtLogin")
+        }
+    }
+
     private var _isInitialized = false
 
     init() {
@@ -107,6 +114,8 @@ class PreferencesManager {
         self.enableCustomScrobbler = UserDefaults.standard.bool(forKey: "enableCustomScrobbler")
         self.blueskyHandle = UserDefaults.standard.string(forKey: "blueskyHandle") ?? ""
 
+        self.launchAtLogin = UserDefaults.standard.bool(forKey: "launchAtLogin") ?? false
+
         // Initialize Last.fm settings
         if UserDefaults.standard.object(forKey: "enableLastFm") != nil {
             self.enableLastFm = UserDefaults.standard.bool(forKey: "enableLastFm")

scrobble/Utils/GlassEffect+Compat.swift

@@ -0,0 +1,88 @@
+//
+//  GlassEffect+Compat.swift
+//  scrobble
+//
+//  Created by Brett Henderson on 12/12/25.
+//  Backwards compatibility layer for glass effects (macOS 15+)
+//
+
+import SwiftUI
+
+// MARK: - Adaptive Glass Effect Modifier
+
+extension View {
+    /// Applies a glass effect on macOS 26+, or an ultrathin material background on macOS 15+
+    @ViewBuilder
+    func compatGlass(in shape: RoundedRectangle = RoundedRectangle(cornerRadius: 8)) -> some View {
+        if #available(macOS 26, *) {
+            self.glassEffect(in: shape)
+        } else {
+            self.background(.ultraThinMaterial, in: shape)
+        }
+    }
+
+    /// Applies a glass effect with custom corner radius
+    @ViewBuilder
+    func compatGlass(cornerRadius: CGFloat) -> some View {
+        if #available(macOS 26, *) {
+            self.glassEffect(in: .rect(cornerRadius: cornerRadius))
+        } else {
+            self.background(.ultraThinMaterial, in: RoundedRectangle(cornerRadius: cornerRadius))
+        }
+    }
+
+    /// Applies a clear glass effect on macOS 26+, or a subtle overlay on macOS 15+
+    @ViewBuilder
+    func compatGlassClear() -> some View {
+        if #available(macOS 26, *) {
+            self.glassEffect(.clear)
+        } else {
+            self.background(.ultraThinMaterial.opacity(0.3), in: RoundedRectangle(cornerRadius: 8))
+        }
+    }
+
+    /// Applies scroll edge effect style on macOS 26+, no-op on macOS 15+
+    @ViewBuilder
+    func compatScrollEdgeEffectStyle() -> some View {
+        if #available(macOS 26, *) {
+            self.scrollEdgeEffectStyle(.soft, for: .all)
+        } else {
+            self
+        }
+    }
+}
+
+// MARK: - Adaptive Glass Button Style
+
+/// On macOS 15, provides a material-based fallback for glass buttons.
+struct CompatGlassButtonStyleLegacy: ButtonStyle {
+    var isSelected: Bool = false
+
+    func makeBody(configuration: Configuration) -> some View {
+        configuration.label
+            .padding(.horizontal, 12)
+            .padding(.vertical, 8)
+            .background {
+                RoundedRectangle(cornerRadius: 8)
+                    .fill(isSelected ? Color.accentColor.opacity(0.2) : Color.clear)
+            }
+            .background(.ultraThinMaterial, in: RoundedRectangle(cornerRadius: 8))
+            .opacity(configuration.isPressed ? 0.8 : 1.0)
+    }
+}
+
+// MARK: - Button Style Extensions
+
+extension View {
+    /// Applies glass button styling with backwards compatibility
+    @ViewBuilder
+    func compatGlassButtonStyle(selected: Bool = false) -> some View {
+        if #available(macOS 26, *) {
+            self
+                .tint(selected ? .accentColor : .clear)
+                .buttonStyle(selected ? .glass(.regular.tint(.accentColor)) : .glass)
+        } else {
+            self.buttonStyle(CompatGlassButtonStyleLegacy(isSelected: selected))
+        }
+    }
+}

scrobble/Views/AppSelectionView.swift

@@ -43,18 +43,20 @@ struct AppSelectionView: View {
 
             if !runningApps.isEmpty {
                 VStack(alignment: .leading, spacing: 4) {
-                    HStack {
+                    HStack(alignment: .center) {
                         Image(systemName: "circle.fill")
                             .foregroundStyle(.green)
                             .font(.caption)
-                        Text("Currently Running")
+                        Text("Currently Running: ")
                             .font(.caption)
                             .foregroundStyle(.secondary)
+
+                        Text(runningApps.map { $0.displayName }.joined(separator: ", "))
+                            .font(.caption2)
+                            .foregroundStyle(.secondary)
                     }
 
-                    Text(runningApps.map { $0.displayName }.joined(separator: ", "))
-                        .font(.caption2)
-                        .foregroundStyle(.secondary)
+
                 }
                 .padding(.horizontal)
             }
@@ -92,7 +94,7 @@ struct AppSelectionView: View {
                 }
                 .padding(8)
                 .background(Color.accentColor.opacity(0.1))
-                .glassEffect(in: .rect(cornerRadius: 8))
+                .compatGlass(cornerRadius: 8)
             }
             .padding(.horizontal)
 
@@ -145,7 +147,7 @@ struct AppSelectionButton: View {
                 ZStack {
                     Image(systemName: app.icon)
                         .font(.title2)
-                        .foregroundStyle(isSelected ? .white : .primary)
+                        .foregroundStyle(isSelected ? .white : .secondary)
 
                     if isRunning {
                         Circle()
@@ -158,16 +160,16 @@ struct AppSelectionButton: View {
                 Text(app.displayName)
                     .font(.caption)
                     .fontWeight(.medium)
-                    .foregroundStyle(isSelected ? .white : .primary)
+                    .foregroundStyle(isSelected ? .white : .secondary)
                     .multilineTextAlignment(.center)
             }
             .frame(maxWidth: .infinity)
             .padding(.vertical, 12)
             .padding(.horizontal, 8)
 
         }
-        .buttonStyle(isSelected ? .glass(.identity.tint(.accentColor)) : .glass)
-        .tint(isSelected ? .accentColor : .none)
+        .compatGlassButtonStyle(selected: isSelected)
+
     }
 }
 

scrobble/Views/FriendCardView.swift

@@ -99,7 +99,7 @@ struct FriendCardView: View {
         }
         .padding()
         .frame(maxWidth: .infinity, alignment: .leading)
-        .glassEffect(in: .rect(cornerRadius: 10))
+        .compatGlass(cornerRadius: 10)
         .shadow(radius: 1)
 
     }

scrobble/Views/FriendsView.swift

@@ -26,11 +26,12 @@ struct FriendsView: View {
                     Image(systemName: "arrow.clockwise")
                 }
                 .disabled(model.isLoading)
-                .buttonStyle(.glass)
+                .compatGlassButtonStyle()
             }
+            .background(.clear)
             .padding(.horizontal)
             .padding(.top)
-            .scrollEdgeEffectStyle(.soft, for: .bottom)
+            .compatScrollEdgeEffectStyle()
 
             if model.isLoading && model.friends.isEmpty {
                 ProgressView()
@@ -51,7 +52,7 @@ struct FriendsView: View {
                     }
                     .padding(.horizontal)
                 }
-                .scrollEdgeEffectStyle(.soft, for: .all)
+                .compatScrollEdgeEffectStyle()
                 .refreshable {
                     model.refreshData()
                 }

scrobble/Views/LastFMAuthSheetView.swift

@@ -41,8 +41,13 @@ struct LastFMAuthSheetView: View {
                 .padding()
                 .frame(width: 400, height: 200)
             } else {
-                LastFMWebAuthView(lastFmManager: lastFmManager)
-                    .environment(authState)
+                if #available(macOS 26, *) {
+                    LastFMWebAuthView(lastFmManager: lastFmManager)
+                        .environment(authState)
+                } else {
+                    LastFMWebAuthViewLegacy(lastFmManager: lastFmManager)
+                        .environment(authState)
+                }
             }
         }
     }

scrobble/Views/LastFMWebAuthView.swift

@@ -9,6 +9,7 @@ import SwiftUI
 import WebKit
 import Observation
 
+@available(macOS 26, *)
 struct LastFMWebAuthView: View {
     var lastFmManager: LastFmDesktopManager
     @Environment(AuthState.self) var authState
@@ -180,6 +181,7 @@ struct LastFMWebAuthView: View {
     }
 }
 
+@available(macOS 26, *)
 #Preview {
     let authState = AuthState()
     let manager = LastFmDesktopManager(apiKey: "test", apiSecret: "test", username: "test", authState: authState)