GNU MediaGoblin 0.15.0 released

We're pleased to announce the release of GNU MediaGoblin=20
0.15.0. MediaGoblin is a free software media publishing platform=20
that anyone can run. You can think of it as a decentralized=20
alternative to Flickr, YouTube, SoundCloud, etc.

https://mediagoblin.org/

This is a relatively small release to resolve installation issues=20
installing on Debian Trixie and Bookworm.

This version has been tested on Debian Bookworm (12), Debian=20
Trixie (13), Ubuntu 22.04, Ubuntu 24.04 and Fedora 43. This=20
release drops support for Debian Bullseye (11) and Ubuntu 20.04.

For full details, please see our release notes:
https://docs.mediagoblin.org/en/stable/siteadmin/relnotes.html

Noteworthy changes:

- Switch from Bower to NPM to install JavaScript dependencies (Ben=20
  Sturmfels)
- Remove `lxml` dependency and switch HTML cleaning to `bleach`=20
  (Sandro J=C3=A4ckel, Ben Sturmfels)
- Add support for `sqlalchemy` 2.0 (Ben Sturmfels)

Bug fixes:

- Work around GStreamer 1.26.2 issues in Debian Trixie (Ben=20
  Sturmfels)
- Pin `pygobject` to 3.50 for Debian Bookworm support (Olivier=20
  Mehani)

Other changes

- Adopt Sandy Seventies Speedboat theme into MediaGoblin Git=20
  repository (Ben Sturmfels)
- Add prototype Guix MediaGoblin service (Ben Sturmfels)
- Document use of %(var_name) markers in config (Ben Sturmfels)
- Improve handling of missing `_version.py` (Ben Sturmfels)
- Upgrade configure macros and scripts (Olivier Mehani)

Regards,
Ben Sturmfels & Olivier Mehani