The following actions uses node12 which is deprecated and will be forced to run on node16: actions/checkout@v2, actions/setup-dotnet@v1, actions/upload-artifact@v2. For more info: https://github.blog/changelog/2023-06-13-github-actions-all-actions-will-run-on-node16-instead-of-node12-by-default/

The type name 'endperiodnullable' only contains lower-cased ascii characters. Such names may become reserved for the language.

The type name 'endperiodnullable' only contains lower-cased ascii characters. Such names may become reserved for the language.

Non-nullable property 'Countries' must contain a non-null value when exiting constructor. Consider declaring the property as nullable.

Non-nullable property 'Departments' must contain a non-null value when exiting constructor. Consider declaring the property as nullable.

Non-nullable property 'Presidents' must contain a non-null value when exiting constructor. Consider declaring the property as nullable.

Non-nullable property 'Cities' must contain a non-null value when exiting constructor. Consider declaring the property as nullable.

Non-nullable property 'TouristAttractions' must contain a non-null value when exiting constructor. Consider declaring the property as nullable.

Non-nullable property 'Regions' must contain a non-null value when exiting constructor. Consider declaring the property as nullable.

Non-nullable property 'CategoryNaturalAreas' must contain a non-null value when exiting constructor. Consider declaring the property as nullable.

Non-nullable property 'NaturalAreas' must contain a non-null value when exiting constructor. Consider declaring the property as nullable.

The "--output" option isn't supported when building a solution. Specifying a solution-level output path results in all projects copying outputs to the same directory, which can lead to inconsistent builds.