Update crates/terraphim_agent_application/src/application.rs

Co-authored-by: Copilot <175728472+Copilot@users.noreply.github.com>

Author: AlexMikhalev

crates/terraphim_agent_application/src/application.rs

@@ -474,10 +474,14 @@ impl Application for TerraphimAgentApplication {
         }
 
         // Start configuration hot reloading
-        let mut config_manager =
-            Arc::try_unwrap(self.config_manager.clone()).unwrap_or_else(|arc| (*arc).clone());
-        config_manager.start_hot_reload().await?;
-        self.config_manager = Arc::new(config_manager);
+        if let Some(config_manager) = Arc::get_mut(&mut self.config_manager) {
+            config_manager.start_hot_reload().await?;
+        } else {
+            error!("Failed to get mutable reference to ConfigurationManager; multiple references exist.");
+            return Err(ApplicationError::ConfigurationError(
+                "Cannot start hot reload: ConfigurationManager is shared".to_string(),
+            ));
+        }
 
         // Start system message handler
         self.start_message_handler().await?;