Added retailer entity and manager · davewalker5/MusicCatalogue@b8c96f5

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

Possible null reference return.

Cannot convert null literal to non-nullable reference type.

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

Add the 'out' keyword to parameter 'T' to make it 'covariant'.

Possible null reference return.

Rename parameter 'recordCount' to 'recordNumber' to match the base class declaration.

Rename parameter '_' to 'recordNumber' to match the base class declaration.

Dereference of a possibly null reference.

Cannot convert null literal to non-nullable reference type.

Add a 'protected' constructor or the 'static' keyword to the class declaration.

Rename parameter 'token' to 'stoppingToken' to match the base class declaration.

Use a format provider when parsing date and time.

Use a format provider when parsing date and time.

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