replace progress percentage with actual file size

app/types.go

@@ -1,11 +1,5 @@
 package main
 
-import (
-	"time"
-
-	"github.com/lrstanley/go-ytdlp"
-)
-
 type DownloadOptions struct {
 	EmbedThumbnail   bool
 	IncludeSubtitles bool
@@ -35,12 +29,9 @@ type FormatOptions struct {
 }
 
 type ProgressUpdate struct {
-	Status       ytdlp.ProgressStatus
-	Percent      string
-	PercentFloat float64
-	ETA          time.Duration
-	Filename     string
-	Phase        string
+	Phase           string
+	DownloadedBytes int
+	Filename        string
 }
 
 // InteractionState holds the state for a specific interaction