subscribe to a topic by default

app/src/main/java/io/heckel/ntfy/ui/MainActivity.kt

@@ -207,6 +207,36 @@ class MainActivity : AppCompatActivity(), ActionMode.Callback, AddFragment.Subsc
 
         // Permissions
         maybeRequestNotificationPermission()
+
+        lifecycleScope.launch(Dispatchers.IO) {
+            val subscriptions = repository.getSubscriptions()
+            val defaultTopic = "murena_notification"
+            val hasTestTopic = subscriptions.any { it.topic == defaultTopic }
+            if (hasTestTopic) {
+                return@launch
+            }
+
+            val subscription = Subscription(
+                id = randomSubscriptionId(),
+                baseUrl = appBaseUrl!!,
+                topic = defaultTopic,
+                instant = true,
+                dedicatedChannels = false,
+                mutedUntil = 0,
+                minPriority = Repository.MIN_PRIORITY_USE_GLOBAL,
+                autoDelete = Repository.AUTO_DELETE_USE_GLOBAL,
+                insistent = Repository.INSISTENT_MAX_PRIORITY_USE_GLOBAL,
+                lastNotificationId = null,
+                icon = null,
+                upAppId = null,
+                upConnectorToken = null,
+                displayName = null,
+                totalCount = 0,
+                newCount = 0,
+                lastActive = Date().time / 1000
+            )
+            viewModel.add(subscription)
+        }
     }
 
     private fun maybeRequestNotificationPermission() {