feat(mobile): app branding — icon, name, launch screen (#335)

Co-authored-by: Claude Opus 4.6 (1M context) <noreply@anthropic.com>

mobile/android/app/src/main/AndroidManifest.xml

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

mobile/android/app/src/main/res/drawable-v21/launch_background.xml

@@ -1,12 +1,11 @@
 <?xml version="1.0" encoding="utf-8"?>
 <!-- Modify this file to customize your launch splash screen -->
 <layer-list xmlns:android="http://schemas.android.com/apk/res/android">
-    <item android:drawable="?android:colorBackground" />
+    <item android:drawable="@android:color/black" />
 
-    <!-- You can insert your own image assets here -->
-    <!-- <item>
+    <item>
         <bitmap
             android:gravity="center"
             android:src="@mipmap/launch_image" />
-    </item> -->
+    </item>
 </layer-list>

mobile/android/app/src/main/res/drawable/launch_background.xml

@@ -1,12 +1,11 @@
 <?xml version="1.0" encoding="utf-8"?>
 <!-- Modify this file to customize your launch splash screen -->
 <layer-list xmlns:android="http://schemas.android.com/apk/res/android">
-    <item android:drawable="@android:color/white" />
+    <item android:drawable="@android:color/black" />
 
-    <!-- You can insert your own image assets here -->
-    <!-- <item>
+    <item>
         <bitmap
             android:gravity="center"
             android:src="@mipmap/launch_image" />
-    </item> -->
+    </item>
 </layer-list>

mobile/android/app/src/main/res/mipmap-anydpi-v26/ic_launcher.xml

@@ -0,0 +1,5 @@
+<?xml version="1.0" encoding="utf-8"?>
+<adaptive-icon xmlns:android="http://schemas.android.com/apk/res/android">
+  <foreground android:drawable="@mipmap/ic_launcher_foreground"/>
+  <background android:drawable="@color/ic_launcher_background"/>
+</adaptive-icon>

mobile/android/app/src/main/res/values/ic_launcher_background.xml

@@ -0,0 +1,4 @@
+<?xml version="1.0" encoding="utf-8"?>
+<resources>
+  <color name="ic_launcher_background">#000</color>
+</resources>

mobile/ios/Podfile.lock

@@ -56,6 +56,8 @@ PODS:
   - shared_preferences_foundation (0.0.1):
     - Flutter
     - FlutterMacOS
+  - url_launcher_ios (0.0.1):
+    - Flutter
 
 DEPENDENCIES:
   - connectivity_plus (from `.symlinks/plugins/connectivity_plus/ios`)
@@ -63,6 +65,7 @@ DEPENDENCIES:
   - flutter_secure_storage (from `.symlinks/plugins/flutter_secure_storage/ios`)
   - mobile_scanner (from `.symlinks/plugins/mobile_scanner/ios`)
   - shared_preferences_foundation (from `.symlinks/plugins/shared_preferences_foundation/darwin`)
+  - url_launcher_ios (from `.symlinks/plugins/url_launcher_ios/ios`)
 
 SPEC REPOS:
   trunk:
@@ -89,6 +92,8 @@ EXTERNAL SOURCES:
     :path: ".symlinks/plugins/mobile_scanner/ios"
   shared_preferences_foundation:
     :path: ".symlinks/plugins/shared_preferences_foundation/darwin"
+  url_launcher_ios:
+    :path: ".symlinks/plugins/url_launcher_ios/ios"
 
 SPEC CHECKSUMS:
   connectivity_plus: cb623214f4e1f6ef8fe7403d580fdad517d2f7dd
@@ -107,6 +112,7 @@ SPEC CHECKSUMS:
   nanopb: fad817b59e0457d11a5dfbde799381cd727c1275
   PromisesObjC: f5707f49cb48b9636751c5b2e7d227e43fba9f47
   shared_preferences_foundation: 7036424c3d8ec98dfe75ff1667cb0cd531ec82bb
+  url_launcher_ios: 7a95fa5b60cc718a708b8f2966718e93db0cef1b
 
 PODFILE CHECKSUM: bd29822c3d5baf6b44b726f00ea3293a19339ef2
 

mobile/ios/Runner/Base.lproj/LaunchScreen.storyboard

@@ -19,7 +19,7 @@
                             <imageView opaque="NO" clipsSubviews="YES" multipleTouchEnabled="YES" contentMode="center" image="LaunchImage" translatesAutoresizingMaskIntoConstraints="NO" id="YRO-k0-Ey4">
                             </imageView>
                         </subviews>
-                        <color key="backgroundColor" red="1" green="1" blue="1" alpha="1" colorSpace="custom" customColorSpace="sRGB"/>
+                        <color key="backgroundColor" red="0" green="0" blue="0" alpha="1" colorSpace="custom" customColorSpace="sRGB"/>
                         <constraints>
                             <constraint firstItem="YRO-k0-Ey4" firstAttribute="centerX" secondItem="Ze5-6b-2t3" secondAttribute="centerX" id="1a2-6s-vTC"/>
                             <constraint firstItem="YRO-k0-Ey4" firstAttribute="centerY" secondItem="Ze5-6b-2t3" secondAttribute="centerY" id="4X2-HB-R7a"/>

mobile/ios/Runner/Info.plist

@@ -7,7 +7,7 @@
 	<key>CFBundleDevelopmentRegion</key>
 	<string>$(DEVELOPMENT_LANGUAGE)</string>
 	<key>CFBundleDisplayName</key>
-	<string>Sprout Mobile</string>
+	<string>Sprout</string>
 	<key>CFBundleExecutable</key>
 	<string>$(EXECUTABLE_NAME)</string>
 	<key>CFBundleIdentifier</key>