Enable subtitles drag-and-drop in module view

main.go

@@ -1285,6 +1285,7 @@ type authorClip struct {
 	Duration     float64         // Video duration
 	Chapters     []authorChapter // Chapters for this clip
 	ChapterTitle string          // Optional chapter title when treating clips as chapters
+	IsExtra      bool            // Mark this clip as an extra
 }
 
 func (s *appState) persistConvertConfig() {
@@ -11644,7 +11645,7 @@ func (p *playSession) rebuildPipeline() {
 		return
 	}
 	newSess.SetVolume(volume)
-	_ = newSess.Seek(offset)
+	newSess.Seek(offset)
 	newSess.Pause()
 
 	p.mu.Lock()
@@ -12213,6 +12214,12 @@ func (s *appState) handleDrop(pos fyne.Position, items []fyne.URI) {
 		return
 	}
 
+	// If in subtitles module, handle video/subtitle files
+	if s.active == "subtitles" {
+		s.handleSubtitlesModuleDrop(items)
+		return
+	}
+
 	// If in audio module, handle dropped video files
 	if s.active == "audio" {
 		var videoPaths []string