Features

• Add support to open unsaved buffers with VSCode-specific 'untitled' scheme (#2667) (jwortmann)
• Add on_selection_modified_async API method (#2657) (jwortmann)

Fixes

• Purge changes before triggering formatting (#2680) (Rafał Chłodnicki)
• Request each code action kind separately during save (#2674) (Rafał Chłodnicki)
• Fix code lenses with dynamic registration (#2666) (jwortmann)
• Ensure ShowMessage request popup is shown inside the viewport area (#2668) (jwortmann)
• Fix another case of outdated diagnostics (#2654) (Rafał Chłodnicki)
• Consider dynamic registration when checking for capabilities (#2652) (jwortmann)
• Ensure document state is synced before requesting diagnostics (#2648) (Rafał Chłodnicki)

Enhancements

• Add helm language id (#2679) (Предраг Николић)
• Add scope for new semantic token type 'label' (#2659) (jwortmann)

Refactors

• Refactor code lenses (#2677) (jwortmann)
• Move protocol types to separate folder (#2660) (jwortmann)
• Use predefined constants in language ID mapping (#2658) (jwortmann)

Documentation

• Reorganize PostgreSQL section in language_servers.md (#2675) (Предраг Николић)
• Add instructions for PostgresSQL (#2669) (Olivier Le Moal)
• Update instructions for Typst (#2644) (jwortmann)