Add bookmark color support - #223

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. For more information see: https://github.blog/changelog/2025-09-19-deprecation-of-node-20-on-github-actions-runners/

'ScrollGroup' overrides Object.Equals(object o) but does not override Object.GetHashCode()

The target framework 'net6.0' is out of support and will not receive security updates in the future. Please refer to https://aka.ms/dotnet-core-support for more information about the support policy.

The variable 'e' is declared but never used

The variable 'e' is declared but never used

The variable 'e' is declared but never used

The variable 'e' is declared but never used

The variable 'e' is declared but never used

'TimingGroup' overrides Object.Equals(object o) but does not override Object.GetHashCode()

'ScrollGroup' overrides Object.Equals(object o) but does not override Object.GetHashCode()

The target framework 'net6.0' is out of support and will not receive security updates in the future. Please refer to https://aka.ms/dotnet-core-support for more information about the support policy.