[Feature Request] Github Actions workflow for automatically creating Firefox Addon Page releases

[Ari24-cb24]

Is your feature request related to a problem? Please describe.
As of now I always created the releases myself. This included building myanimetab, writing the release notes, creating a GitHub release, and so on...

Describe the solution you'd like
A Github Actions workflow to automate this task

Additional context
Steps:
Wait for release created

• npm build
• cd build
• web-ext build
• Use the generated zip file for the upload
• Also zip the git project (master branch) to upload as well
• Use the release notes from the release being created
• If possible, send a discord message to the update channel via webhooks