refactor: improve bot configuration and service structure

src/main/kotlin/com/pischule/memestv/bot/BotConfiguration.kt

@@ -29,7 +29,11 @@ class BotConfiguration(
     fun telegramBot(): Bot {
         return bot {
             token = botProps.token
-            dispatch {
+            setupDispatchers()
+        }
+    }
+
+    private fun Bot.Builder.setupDispatchers() = dispatch {
         message {
             withLoggingContext(messageContext(message)) {
                 try {
@@ -49,8 +53,6 @@ class BotConfiguration(
             }
         }
     }
-        }
-    }
 
     private fun messageContext(message: Message): Map<String, String?> =
         mapOf(

src/main/kotlin/com/pischule/memestv/bot/BotService.kt

@@ -10,16 +10,23 @@ private val logger = KotlinLogging.logger {}
 
 @Service
 class BotService(private val bot: Bot) {
+    private var pollingThread: Thread? = null
 
     @PostConstruct
     fun start() {
-        Thread { bot.startPolling() }.start()
-        logger.info { "Initialized bot" }
+        pollingThread =
+            Thread { bot.startPolling() }
+                .apply {
+                    name = "telegram-bot-polling"
+                    start()
+                }
+        logger.info { "Bot service started" }
     }
 
     @PreDestroy
     fun stop() {
         bot.stopPolling()
-        logger.info { "Stopped bot" }
+        pollingThread?.join(1000)
+        logger.info { "Bot service stopped" }
     }
 }