storkit: merge 382_story_whatsapp_transport_supports_twilio_api_as_alternative_to_meta_cloud_api

server/src/transport.rs

@@ -94,4 +94,19 @@ mod tests {
         let _: Arc<dyn ChatTransport> =
             Arc::new(crate::slack::SlackTransport::new("xoxb-test".to_string()));
     }
+
+    /// Verify that TwilioWhatsAppTransport satisfies the ChatTransport trait
+    /// and can be used as `Arc<dyn ChatTransport>` (compile-time check).
+    #[test]
+    fn twilio_transport_satisfies_trait() {
+        fn assert_transport<T: ChatTransport>() {}
+        assert_transport::<crate::whatsapp::TwilioWhatsAppTransport>();
+
+        let _: Arc<dyn ChatTransport> =
+            Arc::new(crate::whatsapp::TwilioWhatsAppTransport::new(
+                "ACtest".to_string(),
+                "authtoken".to_string(),
+                "+14155551234".to_string(),
+            ));
+    }
 }