added permissive option

options/options.go

@@ -45,6 +45,7 @@ type Options struct {
 	TokenString                [][]TokenStringOption
 	ClaimsContextKeyName       ClaimsContextKeyName
 	ErrorHandler               ErrorHandler
+	Permissive                 bool
 }
 
 // New takes Option setters and returns an Options pointer.
@@ -262,3 +263,10 @@ func WithErrorHandler(opt ErrorHandler) Option {
 		opts.ErrorHandler = opt
 	}
 }
+
+// WithPermissive allows incoming requests to pass even if the client does not provide a token.
+func WithPermissive(opt bool) Option {
+	return func(opts *Options) {
+		opts.Permissive = opt
+	}
+}