feat: Update solution to .NET 8.0 + CI #138

	name: .NET Build

	on:
	- push
	- pull_request
	jobs:
	build:
	strategy:
	matrix:
	configuration: [Debug, Release]
	runs-on: ubuntu-latest
	steps:
	- uses: actions/checkout@v2
	with:
	fetch-depth: 0 # avoid shallow clone so nbgv can do its work.
	submodules: 'recursive'

	- name: Setup .NET
	uses: actions/setup-dotnet@v2
	with:
	dotnet-version: 8.0.x
	allow-prerelease: true
	- name: Restore dependencies
	run: dotnet restore
	- name: Build
	run: dotnet build --no-restore -c ${{ matrix.configuration }}
	- name: Test
	run: dotnet test --no-build --verbosity normal

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