fix(mobile): keep Android adaptive icons within the safe area

apps/mobile/app.config.ts

@@ -30,7 +30,8 @@ const DEVELOPMENT_ASSETS = {
   appIcon: fromRepoRoot(BRAND_ASSET_PATHS.developmentIosIconPng),
   iosIcon: fromRepoRoot(BRAND_ASSET_PATHS.developmentIconComposerProject),
   splashIcon: fromRepoRoot(BRAND_ASSET_PATHS.developmentIosIconPng),
-  androidAdaptiveForeground: fromRepoRoot(BRAND_ASSET_PATHS.developmentUniversalIconPng),
+  androidAdaptiveForeground: "./assets/android-icon-mark.png",
+  androidAdaptiveBackground: "./assets/android-icon-background-dev.png",
   androidAdaptiveBackgroundColor: "#00639B",
   androidMonochromeIcon: "./assets/android-icon-mark.png",
   androidNotificationIcon: "./assets/android-notification-icon.png",
@@ -41,7 +42,8 @@ const PREVIEW_ASSETS = {
   appIcon: fromRepoRoot(BRAND_ASSET_PATHS.nightlyIosIconPng),
   iosIcon: fromRepoRoot(BRAND_ASSET_PATHS.nightlyIconComposerProject),
   splashIcon: fromRepoRoot(BRAND_ASSET_PATHS.nightlyIosIconPng),
-  androidAdaptiveForeground: fromRepoRoot(BRAND_ASSET_PATHS.nightlyLinuxIconPng),
+  androidAdaptiveForeground: "./assets/android-icon-mark.png",
+  androidAdaptiveBackground: "./assets/android-icon-background-preview.png",
   androidAdaptiveBackgroundColor: "#111533",
   androidMonochromeIcon: "./assets/android-icon-mark.png",
   androidNotificationIcon: "./assets/android-notification-icon.png",
@@ -53,6 +55,7 @@ const RELEASE_ASSETS = {
   iosIcon: fromRepoRoot(BRAND_ASSET_PATHS.productionIconComposerProject),
   splashIcon: fromRepoRoot(BRAND_ASSET_PATHS.productionIosIconPng),
   androidAdaptiveForeground: "./assets/android-icon-mark.png",
+  androidAdaptiveBackground: undefined,
   androidAdaptiveBackgroundColor: "#000000",
   androidMonochromeIcon: "./assets/android-icon-mark.png",
   androidNotificationIcon: "./assets/android-notification-icon.png",
@@ -220,7 +223,9 @@ const config: ExpoConfig = {
   android: {
     icon: variant.assets.appIcon,
     package: variant.androidPackage,
+    // The mark fits Android's 66dp safe circle; backgrounds fill the 108dp canvas.
     adaptiveIcon: {
+      backgroundImage: variant.assets.androidAdaptiveBackground,
       backgroundColor: variant.assets.androidAdaptiveBackgroundColor,
       foregroundImage: variant.assets.androidAdaptiveForeground,
       monochromeImage: variant.assets.androidMonochromeIcon,
@@ -283,7 +288,9 @@ const config: ExpoConfig = {
         // the shortcut items set in src/features/shortcuts.
         androidIcons: {
           shortcut_icon: {
+            backgroundImage: variant.assets.androidAdaptiveBackground,
             foregroundImage: variant.assets.androidAdaptiveForeground,
+            monochromeImage: variant.assets.androidMonochromeIcon,
             backgroundColor: variant.assets.androidAdaptiveBackgroundColor,
           },
         },