fix: remove exit function from podcast:import command to allow for episodes:compute-downloads to run

- update CI4 to v4.5.7
- update php and js dependencies to latest
- reconfigure lint-staged

app/Models/EpisodeCommentModel.php

@@ -229,8 +229,6 @@ class EpisodeCommentModel extends UuidModel
             $episodeComments . ' UNION ' . $episodePostsReplies . ' ORDER BY created_at ASC'
         );
 
-        // FIXME:?
-        // @phpstan-ignore-next-line
         return $this->convertUuidFieldsToStrings(
             $allEpisodeComments->getCustomResultObject($this->tempReturnType),
             $this->tempReturnType