The following actions use a deprecated Node.js version and will be forced to run on node20: actions/upload-artifact@v3. For more info: https://github.blog/changelog/2024-03-07-github-actions-all-actions-will-run-on-node20-instead-of-node16-by-default/

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

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

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

Dereference of a possibly null reference.

Dereference of a possibly null reference.

Nullability of reference types in type of parameter 'sender' of 'void MainWindow.OnActualThemeVariantChanged(object sender, EventArgs e)' doesn't match the target delegate 'EventHandler' (possibly because of nullability attributes).

Dereference of a possibly null reference.

Nullability of reference types in type of parameter 'sender' of 'void MainWindow.OnActualThemeVariantChanged(object sender, EventArgs e)' doesn't match the target delegate 'EventHandler' (possibly because of nullability attributes).

Dereference of a possibly null reference.

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