The variable 'e' is declared but never used

The variable 'e' is declared but never used

The variable 'e' is declared but never used

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

Parameter 'IProductRepository productRepository' is captured into the state of the enclosing type and its value is also used to initialize a field, property, or event.

The variable '_' is declared but never used

The variable '_' is declared but never used

The variable 'e' is declared but never used

Use IHeaderDictionary.Append or the indexer to append or set headers. IDictionary.Add will throw an ArgumentException when attempting to add a duplicate key. (https://aka.ms/aspnet/analyzers)