Cleaned up code from #2553 - #2584

Node.js 20 is deprecated. The following actions target Node.js 20 but are being forced to run on Node.js 24: actions/checkout@v4, actions/setup-dotnet@v4, github/codeql-action/analyze@v3, github/codeql-action/init@v3. For more information see: https://github.blog/changelog/2025-09-19-deprecation-of-node-20-on-github-actions-runners/

Prefer 'Assert.ThrowsExactly/ThrowsExactlyAsync' over '[ExpectedException]' (https://learn.microsoft.com/dotnet/core/testing/mstest-analyzers/mstest0006)

Prefer 'Assert.ThrowsExactly/ThrowsExactlyAsync' over '[ExpectedException]' (https://learn.microsoft.com/dotnet/core/testing/mstest-analyzers/mstest0006)

Prefer 'Assert.ThrowsExactly/ThrowsExactlyAsync' over '[ExpectedException]' (https://learn.microsoft.com/dotnet/core/testing/mstest-analyzers/mstest0006)

Field 'ChartDataSource._xSeriesNumLitPath' is never assigned to, and will always have its default value null

Field 'ChartDataSource._xSeriesNumLitPath' is never assigned to, and will always have its default value null

Field 'ChartDataSource._xSeriesNumLitPath' is never assigned to, and will always have its default value null

Field 'ChartDataSource._xSeriesNumLitPath' is never assigned to, and will always have its default value null

Field 'ChartDataSource._xSeriesNumLitPath' is never assigned to, and will always have its default value null

Field 'ChartDataSource._xSeriesNumLitPath' is never assigned to, and will always have its default value null

Field 'ChartDataSource._xSeriesNumLitPath' is never assigned to, and will always have its default value null

Cannot build an overlay database because build-mode is set to "undefined" instead of "none". Falling back to creating a normal full database instead.