Node.js 16 actions are deprecated. Please update the following actions to use Node.js 20: actions/checkout@v2, actions/setup-dotnet@v1, SteveSandersonMS/ghaction-rewrite-base-href@v1, JamesIves/github-pages-deploy-action@releases/v3. For more information see: https://github.blog/changelog/2023-09-22-github-actions-transitioning-from-node-16-to-node-20/.

The following actions uses node12 which is deprecated and will be forced to run on node16: actions/checkout@v2, actions/setup-dotnet@v1, SteveSandersonMS/ghaction-rewrite-base-href@v1, JamesIves/github-pages-deploy-action@releases/v3. For more info: https://github.blog/changelog/2023-06-13-github-actions-all-actions-will-run-on-node16-instead-of-node12-by-default/

.NET 7.0 is no longer supported and will not receive security updates in the future. Please refer to https://aka.ms/dotnet-core-support for more information about the .NET support policy.

'Circle.Radius.set': new protected member declared in sealed type

'Circle.Position.set': new protected member declared in sealed type

The switch expression does not handle all possible values of its input type (it is not exhaustive). For example, the pattern '_' is not covered.

Possible null reference return.

Possible null reference return.

Possible null reference return.

Possible null reference return.

Possible null reference return.

Possible null reference return.