android, successfully upgraded gradle and AGP to 9.

README.md

@@ -1,4 +1,4 @@
-# flutter_sunset_alarm
+# sunset_alarm
 
 Android app to set off an alarm a set number of hours before sunset if enabled
 manually or if the user has wandered a set distance away from the sunset

analysis_options.yaml

@@ -1 +1,10 @@
+analyzer:
+  exclude:
+    - build/**
+    - android/**
+    - ios/**
+    - web/**
+    - windows/**
+    - macos/**
+    - linux/**
 include: package:flutter_lints/flutter.yaml

android/app/build.gradle.kts

@@ -1,27 +1,36 @@
 plugins {
     id("com.android.application")
-    id("kotlin-android")
+
+    // This will need removed in Gradle/AGP 9.
+    id("org.jetbrains.kotlin.android") // id("kotlin-android")
+
     // The Flutter Gradle Plugin must be applied after the Android and Kotlin Gradle plugins.
     id("dev.flutter.flutter-gradle-plugin")
 }
 
+import org.jetbrains.kotlin.gradle.dsl.JvmTarget
+
 android {
-    namespace = "com.example.flutter_sunset_alarm"
+    namespace = "com.hyperling.sunset_alarm"
     compileSdk = flutter.compileSdkVersion
     ndkVersion = flutter.ndkVersion
 
     compileOptions {
-        sourceCompatibility = JavaVersion.VERSION_11
+        isCoreLibraryDesugaringEnabled = true
-        targetCompatibility = JavaVersion.VERSION_11
+        targetCompatibility = JavaVersion.VERSION_17
+        sourceCompatibility = JavaVersion.VERSION_17
     }
 
-    kotlinOptions {
+    // This will need removed in Gradle/AGP 9.
-        jvmTarget = JavaVersion.VERSION_11.toString()
+    kotlin {
+        compilerOptions {
+            jvmTarget.set(JvmTarget.JVM_17)
+        }
     }
 
     defaultConfig {
         // TODO: Specify your own unique Application ID (https://developer.android.com/studio/build/application-id.html).
-        applicationId = "com.example.flutter_sunset_alarm"
+        applicationId = "com.hyperling.sunset_alarm"
         // You can update the following values to match your application needs.
         // For more information, see: https://flutter.dev/to/review-gradle-config.
         minSdk = flutter.minSdkVersion
@@ -39,6 +48,10 @@ android {
     }
 }
 
+dependencies {
+    coreLibraryDesugaring("com.android.tools:desugar_jdk_libs:2.1.4")
+}
+
 flutter {
     source = "../.."
 }

android/app/src/main/AndroidManifest.xml

@@ -1,6 +1,6 @@
 <manifest xmlns:android="http://schemas.android.com/apk/res/android">
     <application
-        android:label="flutter_sunset_alarm"
+        android:label="sunset_alarm"
         android:name="${applicationName}"
         android:icon="@mipmap/ic_launcher">
         <activity

android/app/src/main/kotlin/com/hyperling/sunset_alarm/MainActivity.kt

@@ -1,4 +1,4 @@
-package com.example.flutter_sunset_alarm
+package com.hyperling.sunset_alarm
 
 import io.flutter.embedding.android.FlutterActivity
 

android/gradle.properties

@@ -1,3 +1,7 @@
 org.gradle.jvmargs=-Xmx8G -XX:MaxMetaspaceSize=4G -XX:ReservedCodeCacheSize=512m -XX:+HeapDumpOnOutOfMemoryError
 android.useAndroidX=true
 android.enableJetifier=true
+# This builtInKotlin flag was added automatically by Flutter migrator
+android.builtInKotlin=false
+# This newDsl flag was added automatically by Flutter migrator
+android.newDsl=false

android/gradle/wrapper/gradle-wrapper.properties

@@ -1,5 +1,7 @@
+#Sat Sep 12 19:36:23 MST 2026
 distributionBase=GRADLE_USER_HOME
 distributionPath=wrapper/dists
+distributionUrl=https\://services.gradle.org/distributions/gradle-9.6.0-bin.zip
+#distributionUrl=https\://services.gradle.org/distributions/gradle-9.1.0-bin.zip
 zipStoreBase=GRADLE_USER_HOME
 zipStorePath=wrapper/dists
-distributionUrl=https\://services.gradle.org/distributions/gradle-8.10.2-all.zip

android/settings.gradle.kts

@@ -18,8 +18,12 @@ pluginManagement {
 
 plugins {
     id("dev.flutter.flutter-plugin-loader") version "1.0.0"
-    id("com.android.application") version "8.7.0" apply false
+
-    id("org.jetbrains.kotlin.android") version "1.8.22" apply false
+    id("com.android.application") version "9.4.0" apply false
+    //id("com.android.application") version "9.0.1" apply false
+
+    // This will need removed in Gradle/AGP 9.
+    id("org.jetbrains.kotlin.android") version "2.4.20" apply false
 }
 
 include(":app")

ios/Runner/Info.plist

@@ -13,7 +13,7 @@
 	<key>CFBundleInfoDictionaryVersion</key>
 	<string>6.0</string>
 	<key>CFBundleName</key>
-	<string>flutter_sunset_alarm</string>
+	<string>sunset_alarm</string>
 	<key>CFBundlePackageType</key>
 	<string>APPL</string>
 	<key>CFBundleShortVersionString</key>

lib/main.dart

@@ -1,3 +1,4 @@
+import 'dart:io';
 import 'dart:async';
 import 'package:flutter/material.dart';
 import 'package:geolocator/geolocator.dart';
@@ -8,8 +9,6 @@ import 'package:timezone/timezone.dart' as tz;
 import 'package:http/http.dart' as http;
 import 'dart:convert';
 
-import 'dart:io';
-
 void main() async {
   WidgetsFlutterBinding.ensureInitialized();
   tz.initializeTimeZones();
@@ -64,8 +63,15 @@ class _HomeScreenState extends State<HomeScreen> {
   Future<void> _initNotifications() async {
     const androidInit = AndroidInitializationSettings('@mipmap/ic_launcher');
     const iosInit = DarwinInitializationSettings();
+    const linuxInit = LinuxInitializationSettings(
+      defaultActionName: 'Sunset Alarm',
+    );
     await _notifications.initialize(
-      const InitializationSettings(android: androidInit, iOS: iosInit),
+      const InitializationSettings(
+        android: androidInit,
+        iOS: iosInit,
+        linux: linuxInit,
+      ),
     );
   }
 
@@ -375,7 +381,8 @@ class _HomeScreenState extends State<HomeScreen> {
                     },
                   ),
                 ),
-
+              ],
+            ),
             const SizedBox(height: 24),
 
             // --- Toggle ---
@@ -391,8 +398,6 @@ class _HomeScreenState extends State<HomeScreen> {
             ),
           ],
         ),
-          ],
-        ),
       ),
     );
   }

linux/CMakeLists.txt

@@ -4,10 +4,10 @@ project(runner LANGUAGES CXX)
 
 # The name of the executable created for the application. Change this to change
 # the on-disk name of your application.
-set(BINARY_NAME "flutter_sunset_alarm")
+set(BINARY_NAME "sunset_alarm")
 # The unique GTK application identifier for this application. See:
 # https://wiki.gnome.org/HowDoI/ChooseApplicationID
-set(APPLICATION_ID "com.example.flutter_sunset_alarm")
+set(APPLICATION_ID "com.hyperling.sunset_alarm")
 
 # Explicitly opt in to modern CMake behaviors to avoid warnings with recent
 # versions of CMake.

linux/runner/my_application.cc

@@ -40,11 +40,11 @@ static void my_application_activate(GApplication* application) {
   if (use_header_bar) {
     GtkHeaderBar* header_bar = GTK_HEADER_BAR(gtk_header_bar_new());
     gtk_widget_show(GTK_WIDGET(header_bar));
-    gtk_header_bar_set_title(header_bar, "flutter_sunset_alarm");
+    gtk_header_bar_set_title(header_bar, "sunset_alarm");
     gtk_header_bar_set_show_close_button(header_bar, TRUE);
     gtk_window_set_titlebar(window, GTK_WIDGET(header_bar));
   } else {
-    gtk_window_set_title(window, "flutter_sunset_alarm");
+    gtk_window_set_title(window, "sunset_alarm");
   }
 
   gtk_window_set_default_size(window, 1280, 720);

macos/Runner.xcodeproj/project.pbxproj

@@ -64,7 +64,7 @@
 		331C80D7294CF71000263BE5 /* RunnerTests.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = RunnerTests.swift; sourceTree = "<group>"; };
 		333000ED22D3DE5D00554162 /* Warnings.xcconfig */ = {isa = PBXFileReference; lastKnownFileType = text.xcconfig; path = Warnings.xcconfig; sourceTree = "<group>"; };
 		335BBD1A22A9A15E00E9071D /* GeneratedPluginRegistrant.swift */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.swift; path = GeneratedPluginRegistrant.swift; sourceTree = "<group>"; };
-		33CC10ED2044A3C60003C045 /* flutter_sunset_alarm.app */ = {isa = PBXFileReference; explicitFileType = wrapper.application; includeInIndex = 0; path = "flutter_sunset_alarm.app"; sourceTree = BUILT_PRODUCTS_DIR; };
+		33CC10ED2044A3C60003C045 /* sunset_alarm.app */ = {isa = PBXFileReference; explicitFileType = wrapper.application; includeInIndex = 0; path = "sunset_alarm.app"; sourceTree = BUILT_PRODUCTS_DIR; };
 		33CC10F02044A3C60003C045 /* AppDelegate.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = AppDelegate.swift; sourceTree = "<group>"; };
 		33CC10F22044A3C60003C045 /* Assets.xcassets */ = {isa = PBXFileReference; lastKnownFileType = folder.assetcatalog; name = Assets.xcassets; path = Runner/Assets.xcassets; sourceTree = "<group>"; };
 		33CC10F52044A3C60003C045 /* Base */ = {isa = PBXFileReference; lastKnownFileType = file.xib; name = Base; path = Base.lproj/MainMenu.xib; sourceTree = "<group>"; };
@@ -131,7 +131,7 @@
 		33CC10EE2044A3C60003C045 /* Products */ = {
 			isa = PBXGroup;
 			children = (
-				33CC10ED2044A3C60003C045 /* flutter_sunset_alarm.app */,
+				33CC10ED2044A3C60003C045 /* sunset_alarm.app */,
 				331C80D5294CF71000263BE5 /* RunnerTests.xctest */,
 			);
 			name = Products;
@@ -217,7 +217,7 @@
 			);
 			name = Runner;
 			productName = Runner;
-			productReference = 33CC10ED2044A3C60003C045 /* flutter_sunset_alarm.app */;
+			productReference = 33CC10ED2044A3C60003C045 /* sunset_alarm.app */;
 			productType = "com.apple.product-type.application";
 		};
 /* End PBXNativeTarget section */
@@ -388,7 +388,7 @@
 				PRODUCT_BUNDLE_IDENTIFIER = com.example.flutterSunsetAlarm.RunnerTests;
 				PRODUCT_NAME = "$(TARGET_NAME)";
 				SWIFT_VERSION = 5.0;
-				TEST_HOST = "$(BUILT_PRODUCTS_DIR)/flutter_sunset_alarm.app/$(BUNDLE_EXECUTABLE_FOLDER_PATH)/flutter_sunset_alarm";
+				TEST_HOST = "$(BUILT_PRODUCTS_DIR)/sunset_alarm.app/$(BUNDLE_EXECUTABLE_FOLDER_PATH)/sunset_alarm";
 			};
 			name = Debug;
 		};
@@ -402,7 +402,7 @@
 				PRODUCT_BUNDLE_IDENTIFIER = com.example.flutterSunsetAlarm.RunnerTests;
 				PRODUCT_NAME = "$(TARGET_NAME)";
 				SWIFT_VERSION = 5.0;
-				TEST_HOST = "$(BUILT_PRODUCTS_DIR)/flutter_sunset_alarm.app/$(BUNDLE_EXECUTABLE_FOLDER_PATH)/flutter_sunset_alarm";
+				TEST_HOST = "$(BUILT_PRODUCTS_DIR)/sunset_alarm.app/$(BUNDLE_EXECUTABLE_FOLDER_PATH)/sunset_alarm";
 			};
 			name = Release;
 		};
@@ -416,7 +416,7 @@
 				PRODUCT_BUNDLE_IDENTIFIER = com.example.flutterSunsetAlarm.RunnerTests;
 				PRODUCT_NAME = "$(TARGET_NAME)";
 				SWIFT_VERSION = 5.0;
-				TEST_HOST = "$(BUILT_PRODUCTS_DIR)/flutter_sunset_alarm.app/$(BUNDLE_EXECUTABLE_FOLDER_PATH)/flutter_sunset_alarm";
+				TEST_HOST = "$(BUILT_PRODUCTS_DIR)/sunset_alarm.app/$(BUNDLE_EXECUTABLE_FOLDER_PATH)/sunset_alarm";
 			};
 			name = Profile;
 		};

macos/Runner.xcodeproj/xcshareddata/xcschemes/Runner.xcscheme

@@ -15,7 +15,7 @@
             <BuildableReference
                BuildableIdentifier = "primary"
                BlueprintIdentifier = "33CC10EC2044A3C60003C045"
-               BuildableName = "flutter_sunset_alarm.app"
+               BuildableName = "sunset_alarm.app"
                BlueprintName = "Runner"
                ReferencedContainer = "container:Runner.xcodeproj">
             </BuildableReference>
@@ -31,7 +31,7 @@
          <BuildableReference
             BuildableIdentifier = "primary"
             BlueprintIdentifier = "33CC10EC2044A3C60003C045"
-            BuildableName = "flutter_sunset_alarm.app"
+            BuildableName = "sunset_alarm.app"
             BlueprintName = "Runner"
             ReferencedContainer = "container:Runner.xcodeproj">
          </BuildableReference>
@@ -66,7 +66,7 @@
          <BuildableReference
             BuildableIdentifier = "primary"
             BlueprintIdentifier = "33CC10EC2044A3C60003C045"
-            BuildableName = "flutter_sunset_alarm.app"
+            BuildableName = "sunset_alarm.app"
             BlueprintName = "Runner"
             ReferencedContainer = "container:Runner.xcodeproj">
          </BuildableReference>
@@ -83,7 +83,7 @@
          <BuildableReference
             BuildableIdentifier = "primary"
             BlueprintIdentifier = "33CC10EC2044A3C60003C045"
-            BuildableName = "flutter_sunset_alarm.app"
+            BuildableName = "sunset_alarm.app"
             BlueprintName = "Runner"
             ReferencedContainer = "container:Runner.xcodeproj">
          </BuildableReference>

macos/Runner/Configs/AppInfo.xcconfig

@@ -5,7 +5,7 @@
 // 'flutter create' template.
 
 // The application's name. By default this is also the title of the Flutter window.
-PRODUCT_NAME = flutter_sunset_alarm
+PRODUCT_NAME = sunset_alarm
 
 // The application's bundle identifier
 PRODUCT_BUNDLE_IDENTIFIER = com.example.flutterSunsetAlarm

web/index.html

@@ -23,13 +23,13 @@
   <!-- iOS meta tags & icons -->
   <meta name="mobile-web-app-capable" content="yes">
   <meta name="apple-mobile-web-app-status-bar-style" content="black">
-  <meta name="apple-mobile-web-app-title" content="flutter_sunset_alarm">
+  <meta name="apple-mobile-web-app-title" content="sunset_alarm">
   <link rel="apple-touch-icon" href="icons/Icon-192.png">
 
   <!-- Favicon -->
   <link rel="icon" type="image/png" href="favicon.png"/>
 
-  <title>flutter_sunset_alarm</title>
+  <title>sunset_alarm</title>
   <link rel="manifest" href="manifest.json">
 </head>
 <body>

web/manifest.json

@@ -1,6 +1,6 @@
 {
-    "name": "flutter_sunset_alarm",
+    "name": "sunset_alarm",
-    "short_name": "flutter_sunset_alarm",
+    "short_name": "sunset_alarm",
     "start_url": ".",
     "display": "standalone",
     "background_color": "#0175C2",

windows/CMakeLists.txt

@@ -1,10 +1,10 @@
 # Project-level configuration.
 cmake_minimum_required(VERSION 3.14)
-project(flutter_sunset_alarm LANGUAGES CXX)
+project(sunset_alarm LANGUAGES CXX)
 
 # The name of the executable created for the application. Change this to change
 # the on-disk name of your application.
-set(BINARY_NAME "flutter_sunset_alarm")
+set(BINARY_NAME "sunset_alarm")
 
 # Explicitly opt in to modern CMake behaviors to avoid warnings with recent
 # versions of CMake.

windows/runner/Runner.rc

@@ -90,12 +90,12 @@ BEGIN
         BLOCK "040904e4"
         BEGIN
             VALUE "CompanyName", "com.example" "\0"
-            VALUE "FileDescription", "flutter_sunset_alarm" "\0"
+            VALUE "FileDescription", "sunset_alarm" "\0"
             VALUE "FileVersion", VERSION_AS_STRING "\0"
-            VALUE "InternalName", "flutter_sunset_alarm" "\0"
+            VALUE "InternalName", "sunset_alarm" "\0"
             VALUE "LegalCopyright", "Copyright (C) 2025 com.example. All rights reserved." "\0"
-            VALUE "OriginalFilename", "flutter_sunset_alarm.exe" "\0"
+            VALUE "OriginalFilename", "sunset_alarm.exe" "\0"
-            VALUE "ProductName", "flutter_sunset_alarm" "\0"
+            VALUE "ProductName", "sunset_alarm" "\0"
             VALUE "ProductVersion", VERSION_AS_STRING "\0"
         END
     END

windows/runner/main.cpp

@@ -27,7 +27,7 @@ int APIENTRY wWinMain(_In_ HINSTANCE instance, _In_opt_ HINSTANCE prev,
   FlutterWindow window(project);
   Win32Window::Point origin(10, 10);
   Win32Window::Size size(1280, 720);
-  if (!window.Create(L"flutter_sunset_alarm", origin, size)) {
+  if (!window.Create(L"sunset_alarm", origin, size)) {
     return EXIT_FAILURE;
   }
   window.SetQuitOnClose(true);