Use the $GITHUB_OUTPUT environment file instead of set-output

See https://github.blog/changelog/2022-10-11-github-actions-deprecating-save-state-and-set-output-commands/

Author: 0xced

.github/workflows/continuous-integration.yml

@@ -101,7 +101,7 @@ jobs:
           RELEASE_NOTES="${RELEASE_NOTES//'%'/%25}"
           RELEASE_NOTES="${RELEASE_NOTES//$'\n'/%0A}"
           RELEASE_NOTES="${RELEASE_NOTES//$'\r'/%0D}"
-          echo "::set-output name=release-notes::$RELEASE_NOTES"
+          echo "release-notes=$RELEASE_NOTES" >> $GITHUB_OUTPUT
         id: tag-message
   publish:
     runs-on: macos-latest

src/Serilog.Formatting.Log4Net.csproj

@@ -62,16 +62,19 @@
     <PackageReference Include="MinVer" Version="4.2.0" PrivateAssets="all" />
     <PackageReference Include="Serilog" Version="2.0.0" />
   </ItemGroup>
-  
+
   <Target Name="ValidateNuGetPackage" AfterTargets="Pack">
     <!-- For reference: the file `.config/dotnet-tools.json` was created by running `dotnet new tool-manifest && dotnet tool install dotnet-validate` -->
     <Exec Command="dotnet tool restore" />
     <Exec Command="dotnet validate package local $([MSBuild]::EnsureTrailingSlash($(PackageOutputPath)))$(PackageId).$(PackageVersion).nupkg" />
   </Target>
 
-  <Target Name="PrintPackageVersionForGitHubActions" AfterTargets="Pack">
-    <Message Importance="high" Text="::set-output name=version::$(PackageVersion)" />
-    <Message Importance="high" Text="::set-output name=nupkg-filename::$(PackageId).$(PackageVersion).nupkg" />
+  <Target Name="WritePackageVersionForGitHubActions" AfterTargets="Pack">
+    <ItemGroup>
+      <GitHubOutput Include="version=$(PackageVersion)" />
+      <GitHubOutput Include="nupkg-filename=$(PackageId).$(PackageVersion).nupkg" />
+    </ItemGroup>
+    <WriteLinesToFile File="$(GITHUB_OUTPUT)" Lines="@(GitHubOutput)" />
   </Target>
 
 </Project>

tests/Serilog.Formatting.Log4Net.Tests.csproj

@@ -45,8 +45,11 @@
     <Exec WorkingDirectory="$(CoverageReportDirectory)" Command="$(OpenCommand) index.html" Condition="$(OpenCommand) != ''" IgnoreExitCode="true" />
   </Target>
 
-  <Target Name="PrintCoverageReportPathForGitHubActions" AfterTargets="GenerateCoverageResultAfterTest" Condition="$(ContinuousIntegrationBuild) == 'true'">
-    <Message Importance="high" Text="::set-output name=coverage-reports::@(CoverletReport, ',')" />
+  <Target Name="WriteCoverageReportPathForGitHubActions" AfterTargets="GenerateCoverageResultAfterTest" Condition="$(ContinuousIntegrationBuild) == 'true'">
+    <ItemGroup>
+      <GitHubOutput Include="coverage-reports=@(CoverletReport, ',')" />
+    </ItemGroup>
+    <WriteLinesToFile File="$(GITHUB_OUTPUT)" Lines="@(GitHubOutput)" />
   </Target>
 
   <ItemGroup>