Update all non-major dependencies to v1.21.1 (dauxio#363)

Co-authored-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>

Update all non-major dependencies (dauxio#361)

Co-authored-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>

Update dependencies

dauxio#358 add create_root_if_missing option

Fix more sonarqube warnings

Fix initialization warning

Finalize dark mode

Revert "Update dependencies"

This reverts commit 59f25fc.

Use a more reliable way to load the theme in singlepage mode

Make permalinks more like GitHub's dauxio#288