Added middleware support

Request.go

@@ -1,42 +0,0 @@
-package server
-
-import "net/http"
-
-// Request is an interface for HTTP requests.
-type Request interface {
-	Header(key string) string
-	Host() string
-	Method() string
-	Path() string
-	Protocol() string
-}
-
-// request represents the HTTP request used in the given context.
-type request struct {
-	*http.Request
-}
-
-// Header returns the header value for the given key.
-func (req request) Header(key string) string {
-	return req.Request.Header.Get(key)
-}
-
-// Method returns the request method.
-func (req request) Method() string {
-	return req.Request.Method
-}
-
-// Protocol returns the request protocol.
-func (req request) Protocol() string {
-	return req.Request.Proto
-}
-
-// Host returns the requested host.
-func (req request) Host() string {
-	return req.Request.Host
-}
-
-// Path returns the requested path.
-func (req request) Path() string {
-	return req.Request.URL.Path
-}