Fix prerelease suffix in NuGet package generation

[Copilot]

Azure Pipeline now works but no longer adds prerelease suffix to generated NuGet packages.

Changes

Updated the DotNetCoreCLI@2 pack task to use native Azure DevOps task parameters instead of passing everything through the arguments field:

# Before
arguments: '--configuration $(BuildConfiguration) --version-suffix prerelease-$(PipelineDate) --no-build'

# After
configuration: $(BuildConfiguration)
nobuild: true
buildProperties: 'VersionSuffix=prerelease-$(PipelineDate)'

The DotNetCoreCLI@2 task requires using its native parameters for reliable configuration:

• configuration: Uses the task's built-in configuration parameter
• nobuild: Uses the task's built-in boolean parameter instead of --no-build flag
• buildProperties: Uses the task's built-in parameter to pass MSBuild properties like VersionSuffix

This approach follows Azure DevOps best practices and ensures the version suffix is applied correctly.

Result: Packages now published as DigitalRuby.ExchangeSharp.1.2.1-prerelease-{timestamp}.nupkg

Original prompt

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This section details on the original issue you should resolve

<issue_title>Azure Pipeline is failing and NuGet package is not being published</issue_title>
<issue_description>It looks like the Azure Pipeline is currently broken, and as a result the latest version is not being packed as NuGet.

Could someone please take a look at the pipeline and fix the issue so we can get the prerelease NuGet package.</issue_description>

<agent_instructions>The pipeline now works after the previous PRs. But now it is not longer adding the prerelease suffix to the NuGets. </agent_instructions>

Comments on the Issue (you are @copilot in this section)

• Fixes Azure Pipeline is failing and NuGet package is not being published #882

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[vslee]

@copilot see the error msg in the "Checks" / "Azure Pipelines" section of this PR

[Copilot]

@copilot see the error msg in the "Checks" / "Azure Pipelines" section of this PR

Fixed in commit c3e4164. The issue was that we needed to use the DotNetCoreCLI@2 task's native parameters instead of passing everything through arguments. Now using:

• configuration parameter instead of --configuration in arguments
• nobuild: true parameter instead of --no-build in arguments
• buildProperties: 'VersionSuffix=prerelease-$(PipelineDate)' instead of /p: syntax in arguments

This follows Azure DevOps best practices for the pack task.