Use System.Text.Json instead of Newtonsoft.Json in Fake.Core.IntegrationTests #660

	name: FAKE Build and Test

	on:
	[push, pull_request]

	jobs:
	event_file: # Used for test reporting
	name: "Publish event file"
	runs-on: ubuntu-latest
	steps:
	- name: Upload
	uses: actions/upload-artifact@v4
	with:
	name: EventFile
	path: ${{ github.event_path }}

	build:

	runs-on: ${{ matrix.os }}
	strategy:
	matrix:
	os: [ubuntu-latest, windows-latest, macOS-13]
	steps:
	- uses: actions/checkout@v4
	- name: Setup .NET 6
	uses: actions/setup-dotnet@v4
	with:
	dotnet-version: '6.0.301'
	- name: Restore dotnet tools
	run: dotnet tool restore
	- name: remove current fake runner tool
	run: dotnet tool uninstall fake-cli
	- name: Build fake runner
	run: dotnet pack --version-suffix 1 src/app/fake-cli/fake-cli.fsproj
	- name: add fake runner as a tool
	run: dotnet tool install fake-cli --add-source "./src/app/fake-cli/bin/Debug" --version 1.0.0-1
	- name: Build
	run: dotnet fake -v build --parallel 3 -e FAKE_DETAILED_ERRORS=true
	- name: publish build artifacts
	uses: actions/upload-artifact@v4
	with:
	name: fake-artifacts-${{ matrix.os }}
	path: release/artifacts
	- name: publish test results
	if: always()
	uses: actions/upload-artifact@v4
	with:
	name: test-results-${{ matrix.os }}
	path: testresults

Provide feedback