up slug path

src/Controller/PollController.php

@@ -320,13 +320,13 @@ class PollController extends FramadateController {
 	/**
 	 * Check is a slug is already taken by a poll
 	 * @Get(
-	 *     path = "/poll/slug/{slug}",
+	 *     path = "/slug/{slug}",
 	 *     name = "check_slug_is_unique",
 	 * )
 	 */
 	public function checkSlugIsUniqueAction( string $slug ) {
 		$emPoll = $this->getDoctrine()->getRepository( Poll::class );
-		$found  = $emPoll->findOneBySlug( $slug );
+		$found  = $emPoll->findOneByCustomUrl( $slug );
 		if ( $found ) {
 			// we should not find an other poll
 			return $this->json( [