v2025.6.1

What's Changed

• Bump Nextcloud Server to 30.0.12 / 31.0.6 by @J0WI
• Bump Alpine to 3.22 by @J0WI in #2436
• Bump stable tag to 31.0.6 by @J0WI

Full Changelog:

• Image: v2025.5.1...v2025.6.1
• Nextcloud Server: https://nextcloud.com/changelog/
• Docker Office Image: docker-library/official-images#19267