updated .net version and pipeline to reflect version change #332

	name: Run tests
	on:
	push:
	branches:
	# remove, if every branch is needed
	# - staging
	- main
	pull_request:

	jobs:
	build:
	runs-on: ${{ matrix.os }}
	strategy:
	matrix:
	os: [ubuntu-20.04, ubuntu-latest, windows-latest, macos-latest]
	env:
	dotNetVersion: net8.0
	dotNetConfiguration: Release
	steps:
	# checkout the repo
	- uses: actions/checkout@v4
	with:
	submodules: 'true'

	# install dependencies, build, and test
	- name: Setup Dotnet for use with actions
	uses: actions/setup-dotnet@v4
	with:
	dotnet-version: '8.x'

	- name: Cache Nuget Packages
	uses: actions/cache@v2
	with:
	path: ~/.nuget/packages
	# Look to see if there is a cache hit for the corresponding requirements file
	key: ${{ runner.os }}-nuget-${{ hashFiles('**/packages.lock.json') }}
	restore-keys: \|
	${{ runner.os }}-nuget

	- name: Run automated unit and integration tests
	run: dotnet test

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