feat: use pathlib to replace os.path for handling file path

backend/src/module/parser/analyser/raw_parser.py

@@ -181,6 +181,6 @@ def raw_parser(raw: str) -> Episode | None:
     )
 
 
-if __name__ == '__main__':
+if __name__ == "__main__":
     title = "[动漫国字幕组&LoliHouse] THE MARGINAL SERVICE - 08 [WebRip 1080p HEVC-10bit AAC][简繁内封字幕]"
     print(raw_parser(title))