fix NRE when showing the Prompt win non-async call #5

	name: Build and publish

	on:
	push:
	branches: [ main ]
	pull_request:
	branches: [ main ]

	jobs:
	build:
	runs-on: windows-latest
	steps:
	- uses: actions/checkout@v2
	with:
	fetch-depth: 0
	- name: Setup .NET
	uses: actions/setup-dotnet@v1
	with:
	dotnet-version: 8.0.x
	- name: Install workloads
	run: dotnet workload install -s https://api.nuget.org/v3/index.json android ios maccatalyst
	- name: Setup Java
	uses: actions/setup-java@v2
	with:
	distribution: 'microsoft'
	java-version: '17'
	- name: Add msbuild to PATH
	uses: microsoft/setup-msbuild@v1.0.2
	- name: Build
	run: msbuild src/Acr.UserDialogs /p:Configuration=Release /p:PublicRelease=true /restore
	- name: Pack
	run: msbuild src/Acr.UserDialogs /p:Configuration=Release /p:PublicRelease=true /t:Pack
	- uses: actions/upload-artifact@master
	with:
	name: build-artifacts
	path: src/Acr.UserDialogs/bin

	publish:
	permissions:
	packages: write
	needs: build
	runs-on: ubuntu-latest
	steps:
	- name: Setup .NET
	uses: actions/setup-dotnet@v1
	with:
	dotnet-version: 8.0.x
	include-prerelease: true
	- uses: actions/download-artifact@master
	with:
	name: build-artifacts
	path: src/Acr.UserDialogs/bin
	- name: Publish
	if: ${{ github.event_name == 'push' }}
	env:
	token: ${{ secrets.GITHUB_TOKEN }}
	run: \|
	dotnet nuget add source https://nuget.pkg.github.com/emclient/index.json -n github
	find src/Acr.UserDialogs/bin/Release -name '*.nupkg' \| xargs -i dotnet nuget push {} -s github --api-key ${{ secrets.GITHUB_TOKEN }}

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