fix: make samples work with splitted packets

Merge pull request #14 from Rutherther/packets-span

Rewrite packets string enumerator to use spans, add Injector for .NET 5+

feat: fix samples to use the bindings

chore: fix line endings

Merge branch 'walk-command-handler' into 'main'

Walk command handler

Closes #4

See merge request Rutherther/nos-smooth!2

feat: add sample for walk command