fix(notify): use ActivityWatch logo as notification small icon

mobile/src/main/java/net/activitywatch/android/BackgroundService.kt

@@ -213,9 +213,10 @@ class BackgroundService : Service() {
             }
 
         return NotificationCompat.Builder(this, CHANNEL_ID)
-            .setContentTitle("ActivityWatch")
-            .setContentText("Running in the background")
-            .setSmallIcon(R.mipmap.aw_launcher_round) // Make sure this icon exists or use a fallback
+            .setContentTitle("ActivityWatch Server")
+            .setContentText("Server and sync running in background")
+            // Adaptive launcher mipmaps are not valid status-bar icons (alpha-only).
+            .setSmallIcon(R.drawable.ic_stat_notification)
             .setContentIntent(pendingIntent)
             .setPriority(NotificationCompat.PRIORITY_LOW)
             .build()

mobile/src/main/java/net/activitywatch/android/workers/NotifyWorker.kt

@@ -182,7 +182,8 @@ class NotifyWorker(context: Context, params: WorkerParameters) : Worker(context,
         val notification = NotificationCompat.Builder(applicationContext, CHANNEL_ID)
             .setContentTitle(if (alert.positive) "Goal reached!" else "Time spent")
             .setContentText(body)
-            .setSmallIcon(R.mipmap.aw_launcher_round)
+            // Adaptive launcher mipmaps are not valid status-bar icons (alpha-only).
+            .setSmallIcon(R.drawable.ic_stat_notification)
             .setPriority(NotificationCompat.PRIORITY_DEFAULT)
             .setAutoCancel(true)
             .build()