Add suppot for .net9 (#7) #2

	name: Create a (Pre)release on NuGet

	on:
	push:
	tags:
	- "v[0-9]+.[0-9]+.[0-9]+"
	- "v[0-9]+.[0-9]+.[0-9]+-preview[0-9]+"

	jobs:
	release-nuget:
	runs-on: ubuntu-latest

	steps:
	- uses: actions/checkout@v4
	- name: Verify commit exists in origin/main
	run: \|
	git fetch --no-tags --prune --depth=1 origin +refs/heads/:refs/remotes/origin/
	git branch --remote --contains \| grep origin/main
	- name: Get version information from tag
	id: get_version
	run: \|
	version="${GITHUB_REF_NAME#v}"
	echo "version-without-v=$version" >> $GITHUB_OUTPUT
	- name: Pack
	run: dotnet pack src/Plugin.Maui.OtpReader/Plugin.Maui.OtpReader.csproj -c Release -p:PackageVersion=${{ steps.get_version.outputs.version-without-v }}
	- name: Push
	run: dotnet nuget push src/Plugin.Maui.OtpReader/bin/Release/Plugin.Maui.OtpReader.${{ steps.get_version.outputs.version-without-v }}.nupkg -s https://api.nuget.org/v3/index.json -k ${{ secrets.NUGET_API_KEY }}

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