Fixup the proxy, strip down go.mod. Win bigly

proxy/proxy.go

@@ -4,6 +4,7 @@ package proxy
 import (
 	"context"
 
+	"github.com/micro/go-micro/client"
 	"github.com/micro/go-micro/options"
 	"github.com/micro/go-micro/server"
 )
@@ -11,6 +12,20 @@ import (
 // Proxy can be used as a proxy server for go-micro services
 type Proxy interface {
 	options.Options
-	// ServeRequest will serve a request
+	// ServeRequest honours the server.Router interface
 	ServeRequest(context.Context, server.Request, server.Response) error
 }
+
+var (
+	DefaultEndpoint = "localhost:9090"
+)
+
+// WithEndpoint sets a proxy endpoint
+func WithEndpoint(e string) options.Option {
+	return options.WithValue("proxy.endpoint", e)
+}
+
+// WithClient sets the client
+func WithClient(c client.Client) options.Option {
+	return options.WithValue("proxy.client", c)
+}