Fix federation self test

vona/__main__.py

@@ -74,6 +74,9 @@ async def handle_logging(response):
 	except:
 		pass
 
+	if request.path.startswith("/.well-known/matrix/"):
+		return response
+
 	print(
 		f"[{origin}] " +
 		f'[{datetime.now().strftime("%d/%b/%Y:%H:%M:%S")}] ' + 
@@ -137,7 +140,10 @@ def federation_self_test():
 			destination=config.server_name,
 		)
 
-		resp.raise_for_status()
+		if str(resp.status_code).startswith("5") or str(resp.status_code).startswith("4"):
+			print(f"[FATL] Federation self-test failed: status code is not acceptable ({str(resp.status_code)})")
+			os._exit(1)
+
 		print("[INFO] Federation self-test OK")
 	except Exception as e:
 		print(f"[FATL] Federation self-test failed: {e}")