launcher icon handling

frontend/README.md

@@ -16,6 +16,17 @@ Once you have the Flutter SDK installed, you can locally install the dependencie
 flutter pub get
 ```
 
+## Development
+### ...
+### Icons and logos
+The application uses a custom launcher icon and splash screen. These are managed platform-independently using the `flutter_launcher_icons` package.
+
+To update the icons, change the `flutter_launcher_icons.yaml` configuration file. Especially the `image_path` is relevant. Then run
+```bash
+dart run flutter_launcher_icons
+```
+
+
 ## Deployment (using fastlane)
 The application is deployed to the Google Play Store and the Apple App Store using fastlane:
 

frontend/flutter_launcher_icons.yaml

@@ -0,0 +1,17 @@
+flutter_launcher_icons:
+  image_path: "assets/launcher/icon.png"
+
+  # Android section
+  android: true
+  min_sdk_android: 21 # android min sdk min:16, default 21
+
+  # iOS section
+  ios: true
+  remove_alpha_ios: true # app store rejecs icons with alpha
+
+  # Web section
+  web:
+    generate: true
+    image_path: "assets/launcher/icon.png"
+    # background_color: "#hexcode"
+    # theme_color: "#hexcode"

frontend/ios/Runner.xcodeproj/project.pbxproj

@@ -427,7 +427,7 @@
 			isa = XCBuildConfiguration;
 			buildSettings = {
 				ALWAYS_SEARCH_USER_PATHS = NO;
-				ASSETCATALOG_COMPILER_GENERATE_SWIFT_ASSET_SYMBOL_EXTENSIONS = YES;
+				ASSETCATALOG_COMPILER_GENERATE_SWIFT_ASSET_SYMBOL_EXTENSIONS = AppIcon;
 				CLANG_ANALYZER_NONNULL = YES;
 				CLANG_CXX_LANGUAGE_STANDARD = "gnu++0x";
 				CLANG_CXX_LIBRARY = "libc++";
@@ -484,7 +484,7 @@
 			isa = XCBuildConfiguration;
 			buildSettings = {
 				ALWAYS_SEARCH_USER_PATHS = NO;
-				ASSETCATALOG_COMPILER_GENERATE_SWIFT_ASSET_SYMBOL_EXTENSIONS = YES;
+				ASSETCATALOG_COMPILER_GENERATE_SWIFT_ASSET_SYMBOL_EXTENSIONS = AppIcon;
 				CLANG_ANALYZER_NONNULL = YES;
 				CLANG_CXX_LANGUAGE_STANDARD = "gnu++0x";
 				CLANG_CXX_LIBRARY = "libc++";

frontend/pubspec.lock

@@ -1,6 +1,14 @@
 # Generated by pub
 # See https://dart.dev/tools/pub/glossary#lockfile
 packages:
+  archive:
+    dependency: transitive
+    description:
+      name: archive
+      sha256: cb6a278ef2dbb298455e1a713bda08524a175630ec643a242c399c932a0a1f7d
+      url: "https://pub.dev"
+    source: hosted
+    version: "3.6.1"
   args:
     dependency: transitive
     description:
@@ -65,6 +73,22 @@ packages:
       url: "https://pub.dev"
     source: hosted
     version: "1.3.0"
+  checked_yaml:
+    dependency: transitive
+    description:
+      name: checked_yaml
+      sha256: feb6bed21949061731a7a75fc5d2aa727cf160b91af9a3e464c5e3a32e28b5ff
+      url: "https://pub.dev"
+    source: hosted
+    version: "2.0.3"
+  cli_util:
+    dependency: transitive
+    description:
+      name: cli_util
+      sha256: c05b7406fdabc7a49a3929d4af76bcaccbbffcbcdcf185b082e1ae07da323d19
+      url: "https://pub.dev"
+    source: hosted
+    version: "0.4.1"
   clock:
     dependency: transitive
     description:
@@ -166,6 +190,14 @@ packages:
       url: "https://pub.dev"
     source: hosted
     version: "3.4.0"
+  flutter_launcher_icons:
+    dependency: "direct main"
+    description:
+      name: flutter_launcher_icons
+      sha256: "526faf84284b86a4cb36d20a5e45147747b7563d921373d4ee0559c54fcdbcea"
+      url: "https://pub.dev"
+    source: hosted
+    version: "0.13.1"
   flutter_lints:
     dependency: "direct dev"
     description:
@@ -304,6 +336,22 @@ packages:
       url: "https://pub.dev"
     source: hosted
     version: "4.0.2"
+  image:
+    dependency: transitive
+    description:
+      name: image
+      sha256: "2237616a36c0d69aef7549ab439b833fb7f9fb9fc861af2cc9ac3eedddd69ca8"
+      url: "https://pub.dev"
+    source: hosted
+    version: "4.2.0"
+  json_annotation:
+    dependency: transitive
+    description:
+      name: json_annotation
+      sha256: "1ce844379ca14835a50d2f019a3099f419082cfdd231cd86a142af94dd5c6bb1"
+      url: "https://pub.dev"
+    source: hosted
+    version: "4.9.0"
   leak_tracker:
     dependency: transitive
     description:
@@ -741,6 +789,14 @@ packages:
       url: "https://pub.dev"
     source: hosted
     version: "6.5.0"
+  yaml:
+    dependency: transitive
+    description:
+      name: yaml
+      sha256: "75769501ea3489fca56601ff33454fe45507ea3bfb014161abc3b43ae25989d5"
+      url: "https://pub.dev"
+    source: hosted
+    version: "3.1.2"
 sdks:
   dart: ">=3.4.0 <4.0.0"
   flutter: ">=3.22.0"

frontend/pubspec.yaml

@@ -47,6 +47,7 @@ dependencies:
   auto_size_text: ^3.0.0
   map_launcher: ^3.3.1
   flutter_svg: ^2.0.10+1
+  flutter_launcher_icons: ^0.13.1
 
 dev_dependencies:
   flutter_test:

frontend/web/manifest.json

@@ -32,4 +32,4 @@
             "purpose": "maskable"
         }
     ]
-}
+}