Session files in web UI arent deleted on shutdown

[Mai-19]

System OS

Linux

Python Version

3.10 (CPython)

Install Source

pip / PyPi

Install version / commit hash

v4.2.10

Expected Behavior vs Actual Behavior

What should happen: On closing of server, session files holding temporary copies of the songs should have been deleted
What did happen: Nothing, the shutdown event isnt being run at all

i tried changing it to use lifespan instead of the on_event method and it still had the same issue

Steps to reproduce - Ensure to include actual links!

run: spotdl web
download anything
close the tab

Traceback

Using cached web app. To update use the `--force-update-gui` flag.              
Files are stored in temporary directory and will be deleted after the program   
exits to save them to current directory permanently enable the                  
`web_use_output_dir` option                                                     
Starting web server                                                             
                                                                                
INFO:     Started server process [72268]
INFO:     Waiting for application startup.
INFO:     Application startup complete.
INFO:     Uvicorn running on http://localhost:8800 (Press CTRL+C to quit)
INFO:     127.0.0.1:59348 - "GET / HTTP/1.1" 200 OK
INFO:     127.0.0.1:59348 - "GET /assets/index-CqL-qAH-.js HTTP/1.1" 200 OK
INFO:     127.0.0.1:59362 - "GET /assets/index-DRB2_ZPb.css HTTP/1.1" 200 OK
INFO:     ('127.0.0.1', 59378) - "WebSocket /api/ws?client_id=ff2ff1cd-e34d-4696-a51f-ca8e72f243f3" [accepted]
INFO:     Client ff2ff1cd-e34d-4696-a51f-ca8e72f243f3 connected
INFO:     connection open
INFO:     127.0.0.1:59348 - "GET /api/version HTTP/1.1" 200 OK
INFO:     127.0.0.1:59362 - "GET /api/settings?client_id=ff2ff1cd-e34d-4696-a51f-ca8e72f243f3 HTTP/1.1" 200 OK
INFO:     127.0.0.1:56102 - "GET /api/songs/search?query=modern+baseball HTTP/1.1" 200 OK
Modern Baseball - Your Graduation: Downloading                                  
Modern Baseball - Your Graduation: Embedding metadata                           
Modern Baseball - Your Graduation: Done                                         
1/0 complete                                                                    
Downloaded "Modern Baseball - Your Graduation":                                 
https://music.youtube.com/watch?v=NnI6OyJtxQw                                   
INFO:     127.0.0.1:56102 - "POST /api/download/url?url=https:%2F%2Fopen.spotify.com%2Ftrack%2F7kVoPBSlGghzLoQjODkxGD&client_id=ff2ff1cd-e34d-4696-a51f-ca8e72f243f3 HTTP/1.1" 200 OK
INFO:     127.0.0.1:56102 - "GET /api/download/file?file=%2Fhome%2Fmai%2F.spotdl%2Fweb%2Fsessions%2Fff2ff1cd-e34d-4696-a51f-ca8e72f243f3%2FModern%20Baseball%20-%20Your%20Graduation.mp3&client_id=ff2ff1cd-e34d-4696-a51f-ca8e72f243f3 HTTP/1.1" 200 OK
INFO:     connection closed
INFO:     Shutting down server, no active connections
INFO:     Shutting down
INFO:     Shutting down
INFO:     Finished server process [72268]

Other details

No response