Add netstandard2.0 support #44

	name: .NET

	on:
	push:
	branches: [ master ]
	pull_request:
	branches: [ master ]

	jobs:
	build:
	strategy:
	matrix:
	configuration: [ 'Release', 'Debug' ]
	os: [ubuntu-latest, windows-latest, macos-latest]
	runs-on: ${{ matrix.os }}
	steps:
	- uses: actions/checkout@v2
	- name: Setup .NET Core 3.0
	uses: actions/setup-dotnet@v1
	with:
	dotnet-version: 3.0.x
	- name: Setup .NET Core 3.1
	uses: actions/setup-dotnet@v1
	with:
	dotnet-version: 3.1.x
	- name: Setup .NET 5
	uses: actions/setup-dotnet@v1
	with:
	dotnet-version: 5.0.x
	- name: Setup .NET 6
	uses: actions/setup-dotnet@v1
	with:
	dotnet-version: 6.0.x
	- name: Clean dependencies and caches
	run: dotnet clean src --configuration ${{ matrix.configuration }} && dotnet nuget locals all --clear
	- name: Restore dependencies
	run: dotnet restore src
	- name: Build
	run: dotnet build --no-restore --configuration ${{ matrix.configuration }} src
	- name: Tests
	run: dotnet test --no-build --configuration ${{ matrix.configuration }} src
	continue-on-error: ${{ matrix.os == 'macos-latest' }}
	- name: Upload code coverage
	uses: codecov/[email protected]
	with:
	token: 5605db1d-f7eb-4a6b-bb3a-556d61df4d5c
	directory: src/VCDiff.Tests/

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