License missing

[dokutan]

Describe the bug There is no license statement in the readme and/or a license file in the root directory. This means that it might not be possible to legally use this software. This github page has a more detailed explanation. Furthermore, an open source license would allow other people to contribute to this project.

Expected behavior A license statement in the readme and/or a license file in the root directory.

Example work from Pixiv Not applicable

Screenshots Not applicable

Browser and Version (please complete the following information): Not applicable

Settings of extension Not applicable

Additional context Not applicable