* store uploaded video filename
closes#4731
* dont crash if videos channel exist
* migration: use raw query
* video source: fixes after code review
* cleanup
* bump migration
* updates after code review
* refactor: use checkUserCanManageVideo
* videoSource: add openapi doc
* test(check-params/video-source): fix timeout
* Styling
* Correctly set original filename as source
Co-authored-by: Chocobozzz <me@florianbigard.com>