Nullability of reference types in value of type 'Task<FluentHttpResponse?>' doesn't match target type 'Task<FluentHttpResponse>'.

Nullability of reference types in value of type 'Task<FluentHttpResponse>' doesn't match target type 'Task<FluentHttpResponse?>'.

Possible null reference return.

Possible null reference argument for parameter 'key' in 'void RequestTracker.Push(string key, FluentHttpResponse response)'.

Possible null reference return.

Dereference of a possibly null reference.

Possible null reference assignment.

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

Possible null reference argument for parameter 'key' in 'void IDictionary<string, object>.Add(string key, object value)'.

Possible null reference argument for parameter 'value' in 'void IDictionary<string, object>.Add(string key, object value)'.