Reported by @proper mauve
Bug Report: Can't upload pdf & csv files to chatgpt 4o
`Steps to Reproduce`
Uploading files to chatgpt 4o leads it to claim that it didn't get any files or that it can't read pdf files
`Expected Result`
Beable to load and read the pdf files
`Actual Result`
Failes to read files such as pdf or csv.
Also it can't run python codes in canvas
`Environment`
Web browser, Windows 11, on any web browser