App Icon 2026

Sentinel.xcodeproj/project.pbxproj

@@ -7,6 +7,7 @@
 	objects = {
 
 /* Begin PBXBuildFile section */
+		3002E9352F38E9A5008068BA /* 202602.icon in Resources */ = {isa = PBXBuildFile; fileRef = 3002E9342F38E9A5008068BA /* 202602.icon */; };
 		4180AEAE2839753E0054FEA9 /* SentinelApp.swift in Sources */ = {isa = PBXBuildFile; fileRef = 4180AEAD2839753E0054FEA9 /* SentinelApp.swift */; };
 		4180AEEB2839A0280054FEA9 /* AboutCommand.swift in Sources */ = {isa = PBXBuildFile; fileRef = 4180AEEA2839A0280054FEA9 /* AboutCommand.swift */; };
 		4180AEFB2839A32F0054FEA9 /* AboutView.swift in Sources */ = {isa = PBXBuildFile; fileRef = 4180AEFA2839A32F0054FEA9 /* AboutView.swift */; };
@@ -54,6 +55,7 @@
 /* End PBXCopyFilesBuildPhase section */
 
 /* Begin PBXFileReference section */
+		3002E9342F38E9A5008068BA /* 202602.icon */ = {isa = PBXFileReference; lastKnownFileType = folder.iconcomposer.icon; path = 202602.icon; sourceTree = "<group>"; };
 		4180AEAA2839753E0054FEA9 /* Sentinel.app */ = {isa = PBXFileReference; explicitFileType = wrapper.application; includeInIndex = 0; path = Sentinel.app; sourceTree = BUILT_PRODUCTS_DIR; };
 		4180AEAD2839753E0054FEA9 /* SentinelApp.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = SentinelApp.swift; sourceTree = "<group>"; };
 		4180AEB62839753F0054FEA9 /* SentinelApp.entitlements */ = {isa = PBXFileReference; lastKnownFileType = text.plist.entitlements; path = SentinelApp.entitlements; sourceTree = "<group>"; };
@@ -150,6 +152,7 @@
 				4180AEEC2839A0560054FEA9 /* Utilities */,
 				4180AEAD2839753E0054FEA9 /* SentinelApp.swift */,
 				C7374B662E79C8110015DEED /* Sentinel.icon */,
+				3002E9342F38E9A5008068BA /* 202602.icon */,
 				4180AEB62839753F0054FEA9 /* SentinelApp.entitlements */,
 				C733F76E29CA65AC00DADADD /* AppState.swift */,
 				C78AAAB42BB33F9A002AD918 /* Styles.swift */,
@@ -276,6 +279,7 @@
 			buildActionMask = 2147483647;
 			files = (
 				C7BEBE212E846AB400B56DE9 /* Assets.xcassets in Resources */,
+				3002E9352F38E9A5008068BA /* 202602.icon in Resources */,
 				C7374B672E79C8110015DEED /* Sentinel.icon in Resources */,
 			);
 			runOnlyForDeploymentPostprocessing = 0;
@@ -457,7 +461,7 @@
 		4180AEBA2839753F0054FEA9 /* Debug */ = {
 			isa = XCBuildConfiguration;
 			buildSettings = {
-				ASSETCATALOG_COMPILER_APPICON_NAME = Sentinel;
+				ASSETCATALOG_COMPILER_APPICON_NAME = 202602;
 				ASSETCATALOG_COMPILER_GLOBAL_ACCENT_COLOR_NAME = AccentColor;
 				CODE_SIGN_ENTITLEMENTS = Sentinel/SentinelApp.entitlements;
 				CODE_SIGN_IDENTITY = "Apple Development";
@@ -497,7 +501,7 @@
 		4180AEBB2839753F0054FEA9 /* Release */ = {
 			isa = XCBuildConfiguration;
 			buildSettings = {
-				ASSETCATALOG_COMPILER_APPICON_NAME = Sentinel;
+				ASSETCATALOG_COMPILER_APPICON_NAME = 202602;
 				ASSETCATALOG_COMPILER_GLOBAL_ACCENT_COLOR_NAME = AccentColor;
 				CODE_SIGN_ENTITLEMENTS = Sentinel/SentinelApp.entitlements;
 				CODE_SIGN_IDENTITY = "Apple Development";

Sentinel.xcodeproj/xcshareddata/xcschemes/Sentinel - Release.xcscheme

@@ -30,7 +30,7 @@
       shouldAutocreateTestPlan = "YES">
    </TestAction>
    <LaunchAction
-      buildConfiguration = "Release"
+      buildConfiguration = "Debug"
       selectedDebuggerIdentifier = "Xcode.DebuggerFoundation.Debugger.LLDB"
       selectedLauncherIdentifier = "Xcode.DebuggerFoundation.Launcher.LLDB"
       launchStyle = "0"

Sentinel/202602.icon/icon.json

@@ -0,0 +1,101 @@
+{
+  "fill" : {
+    "linear-gradient" : [
+      "display-p3:0.48945,0.17982,0.58353,1.00000",
+      "display-p3:0.04332,0.12145,0.34426,1.00000"
+    ],
+    "orientation" : {
+      "start" : {
+        "x" : 0.5,
+        "y" : 0
+      },
+      "stop" : {
+        "x" : 0.5,
+        "y" : 0.7
+      }
+    }
+  },
+  "groups" : [
+    {
+      "layers" : [
+        {
+          "fill-specializations" : [
+            {
+              "appearance" : "tinted",
+              "value" : {
+                "solid" : "extended-srgb:0.00000,0.53333,1.00000,1.00000"
+              }
+            }
+          ],
+          "glass" : false,
+          "hidden" : false,
+          "image-name" : "Image 3.png",
+          "name" : "Image 3",
+          "position" : {
+            "scale" : 0.86,
+            "translation-in-points" : [
+              0,
+              11.390625
+            ]
+          }
+        },
+        {
+          "glass" : false,
+          "hidden" : true,
+          "image-name" : "Image 2.png",
+          "name" : "Image 2",
+          "position" : {
+            "scale" : 0.77,
+            "translation-in-points" : [
+              0,
+              0
+            ]
+          }
+        }
+      ],
+      "shadow" : {
+        "kind" : "neutral",
+        "opacity" : 0.5
+      },
+      "translucency" : {
+        "enabled" : true,
+        "value" : 0.5
+      }
+    },
+    {
+      "layers" : [
+        {
+          "fill-specializations" : [
+            {
+              "appearance" : "tinted",
+              "value" : "automatic"
+            }
+          ],
+          "glass" : false,
+          "image-name" : "Image.png",
+          "name" : "Image"
+        }
+      ],
+      "position" : {
+        "scale" : 0.69,
+        "translation-in-points" : [
+          0,
+          0
+        ]
+      },
+      "shadow" : {
+        "kind" : "neutral",
+        "opacity" : 0.5
+      },
+      "translucency" : {
+        "enabled" : true,
+        "value" : 0.5
+      }
+    }
+  ],
+  "supported-platforms" : {
+    "squares" : [
+      "macOS"
+    ]
+  }
+}

Sentinel/AppState.swift

@@ -10,7 +10,7 @@ import SwiftUI
 import FinderSync
 
 class AppState: ObservableObject {
-    static let shared = AppState()
+    @MainActor static let shared = AppState()
     @Published var isGatekeeperEnabled: Bool = true
     @Published var isGatekeeperEnabledState: Bool = true
     @Published var hasInitializedGatekeeperState = false

Sentinel/SentinelApp.swift

@@ -61,6 +61,17 @@ class AppDelegate: NSObject, NSApplicationDelegate {
             guard !AppState.shared.isLoading else { return }
             updateGatekeeperUI(appState: AppState.shared)
         }
+
+            // Add window close notification observer
+        NotificationCenter.default.addObserver(
+            forName: NSWindow.willCloseNotification,
+            object: nil,
+            queue: .main
+        ) { _ in
+            if NSApp.windows.isEmpty {
+                NSApp.terminate(nil)
+            }
+        }
     }
 
     // MARK: - File Opening

Sentinel/Styles.swift

@@ -112,7 +112,6 @@ struct DropTarget: View {
 
 
 struct DropBG: View {
-
     var body: some View {
         ZStack {
             RoundedRectangle(cornerRadius: 8)
@@ -124,9 +123,9 @@ struct DropBG: View {
                 .frame(maxWidth: .infinity, maxHeight: .infinity)
         }
     }
+
 }
 
-
 public struct LearnMorePopover: View {
     @State private var isPopoverPresented: Bool = false
     let text: String
@@ -165,7 +164,7 @@ struct UnlockView: View {
 
     var body: some View {
         HStack() {
-            Image(systemName: "lock.open.fill")            
+            Image(systemName: "lock.open.fill")
             Text(text)
         }
         .foregroundColor(Color(red: 1/255, green: 99/255, blue: 16/255, opacity: 1))