chore: update to .NET 7

chore(packets): update version

chore: update versions

chore: update versions

Merge pull request #8 from Rutherther/game-objects

Game objects

chore(packets): update version

chore: update packets version

feat: make projects available for netstandard 2.1

chore: add repository url and license to nuget

chore: add nuget description

feat: split packets definitions into separate assembly