feat: use stackalloc and Span for packet serialization

chore: bump versions

chore: move repository url and license to Directory.Build.props

fix(packets): put correct attribute to pst packet effects

feat(packets): make su packet position nullable

chore: add rest of version prefixes

chore: update versions

chore: update version

chore: update versions

chore(packets): update version

chore: update versions

chore: update versions

chore: update version

chore(packets): update versions

chore: update packets version

chore: update versions

chore: update versions

chore: update versions

chore: update versions

fix(packets): make bs packet effect id nullable