refactor: Nullable enable and suppress warnings #223

	name: Pull request CI
	on: [ pull_request ]
	jobs:
	unit-test:
	name: Run unit tests
	runs-on: ubuntu-latest
	steps:
	- uses: actions/checkout@v4
	- name: Setup .NET Core
	uses: actions/setup-dotnet@v4.0.1
	with:
	dotnet-version: 8.x
	- name: Build
	run: dotnet build --configuration Release
	- name: Test
	run: dotnet test Client.UnitTests
	integration-test:
	name: Run integration tests
	runs-on: ubuntu-latest
	steps:
	- uses: actions/checkout@v4
	- name: Setup .NET Core
	uses: actions/setup-dotnet@v4.0.1
	with:
	dotnet-version: 8.x
	- name: Build
	run: dotnet build --configuration Release
	- name: Test
	run: dotnet test Client.IntegrationTests
	auto-merge:
	name: Auto-merge dependabot PRs
	runs-on: ubuntu-latest
	needs: [ unit-test, integration-test ]
	if: github.repository == 'camunda-community-hub/zeebe-client-csharp' && (github.actor == 'dependabot[bot]' \|\| github.actor == 'renovate[bot]')
	permissions:
	checks: read
	pull-requests: write
	steps:
	- uses: actions/checkout@v4
	- id: merge
	name: Merge PR
	run: gh pr merge ${{ github.event.pull_request.number }} --merge
	env:
	GITHUB_TOKEN: "${{ secrets.AUTO_MERGE_GITHUB_TOKEN }}"

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