Adding fixes to the pipeline

gnommo/transformer.py

@@ -442,7 +442,6 @@ def build_render_plan(
     audio: Optional[dict[str, AudioDefinition]] = None,
     audio_dir: Optional[Path] = None,
     slide_range: Optional[tuple[str, Optional[str]]] = None,
-    proxy: Optional[bool] = False,
 ) -> tuple[RenderPlan, list[MarkerTiming]]:
     """
     Build a complete render plan from manuscript and transcription.
@@ -462,8 +461,7 @@ def build_render_plan(
     audio_dir = audio_dir or project_path
 
     # Find the main narration video first (need skip value for timing adjustment)
-    narration_video_id = "narration_combined.mov"  # Default narration video ID
-    # Handle legacy list format - use first element
+    narration_video_id = config.main_video
     if isinstance(narration_video_id, list):
         narration_video_id = narration_video_id[0] if narration_video_id else None
     if not (narration_video_id and narration_video_id in videos):