Changelog for the upcomming release (preview)

Changes

• Migration to Vue 3 and Pinia

What's Changed

🚀 Enhancements

• [next] Avoid expensive index recreation by @backportbot in #3697

🐛 Fixed bugs

• backport #3677 by @dartcafe in #3686
• [next] Convert email and contact shares to external shares on first usage by @backportbot in #3721
• [next] fix aftermath of #3716 by @backportbot in #3723

Full Changelog: v8.0.0-alpha4...v8.0.0-alpha5