time-naming: var defaultRetryWaitMin is of type time.Duration; don't use unit-specific suffix "Min" (revive)

cognitive complexity 56 of func `New` is high (> 30) (gocognit)

`if o.BaseURL == ""` has complex nested blocks (complexity: 5) (nestif)

do not define dynamic errors, use wrapped static errors instead: "fmt.Errorf(\"base url is required\")" (err113)

do not define dynamic errors, use wrapped static errors instead: "fmt.Errorf(\"failed to cast transport to http.Transport\")" (err113)

error returned from external package is unwrapped: sig: func net/http.NewRequestWithContext(ctx context.Context, method string, url string, body io.Reader) (*net/http.Request, error) (wrapcheck)

response body must be closed (bodyclose)

error returned from external package is unwrapped: sig: func github.com/worldline-go/klient.DoWithInf[T any](ctx context.Context, client *net/http.Client, r github.com/worldline-go/klient.Requester[T]) (T, error) (wrapcheck)

fmt.Sprintf can be replaced with string concatenation (perfsprint)

error returned from external package is unwrapped: sig: func net/http.NewRequestWithContext(ctx context.Context, method string, url string, body io.Reader) (*net/http.Request, error) (wrapcheck)