Fix: Revert "Improvements for Mapster Tool " - #1014

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/

Argument of type 'ConcurrentDictionary<string, object>' cannot be used for parameter 'otherBoolStore' of type 'IEnumerable<KeyValuePair<string, object?>>' in 'void SettingStore.ApplyObjectSettings(IEnumerable<KeyValuePair<string, object?>> otherBoolStore)' due to differences in the nullability of reference types.

Possible null reference argument for parameter 'other' in 'void IApplyable.Apply(object other)'.

Possible null reference return.

Possible null reference return.

Cannot convert null literal to non-nullable reference type.

Cannot convert null literal to non-nullable reference type.

Non-nullable property 'Name' must contain a non-null value when exiting constructor. Consider adding the 'required' modifier or declaring the property as nullable.

Non-nullable property 'Type' must contain a non-null value when exiting constructor. Consider adding the 'required' modifier or declaring the property as nullable.

Possible null reference return.