wdcli: Use progress writer instead of IOStream

internal/dis/component/control/server.go

@@ -2,24 +2,24 @@ package control
 
 import (
 	"context"
+	"fmt"
+	"io"
 	"net/http"
-
-	"github.com/tkw1536/goprogram/stream"
 )
 
 // Server returns an http.Mux that implements the main server instance.
 // The server may spawn background tasks, but these should be terminated once context closes.
 //
-// Logging messages are directed to io.
-func (control *Control) Server(ctx context.Context, io stream.IOStream) (*http.ServeMux, error) {
+// Logging messages are directed to progress
+func (control *Control) Server(ctx context.Context, progress io.Writer) (*http.ServeMux, error) {
 	// create a new mux
 	mux := http.NewServeMux()
 
 	// add all the servable routes!
 	for _, s := range control.Servables {
 		for _, route := range s.Routes() {
-			io.Printf("mounting %s\n", route)
-			handler, err := s.Handler(ctx, route, io)
+			fmt.Fprintf(progress, "mounting %s\n", route)
+			handler, err := s.Handler(ctx, route, progress)
 			if err != nil {
 				return nil, err
 			}