v29.0.12rc2

What's Changed

• [stable29] feat(theming): allow to disable standalone windows by @backportbot in #50686
• [stable29] fix(AccountProperty): better validation of twitter and fediverse handles by @backportbot in #50698
• [stable29] chore(deps-dev): bump @nextcloud/cypress from 1.0.0-beta.12 to 1.0.0-beta.13 by @dependabot in #50723
• [stable29] chore(deps-dev): bump cypress-split from 1.24.7 to 1.24.9 by @dependabot in #50724
• [stable29] feat: Use inline password confirmation in external storage settings by @backportbot in #50749
• [stable29] chore : Comprehensive e2e testing for public sharing by @backportbot in #50696
• [stable29] enh: Fix display default expire date, add tests & tiny refactors by @backportbot in #50693
• 29.0.12 RC2 by @Altahrim in #50757

Full Changelog: v29.0.12rc1...v29.0.12rc2