fix defaults

app.py

@@ -495,6 +495,9 @@ with gr.Blocks() as app:
                     # label=None,
                     file_types=[".xml"],
                     elem_id="file-upload-markerset",
+                    value=os.path.join(
+                        os.path.dirname(__file__), "./markersets/cmu_markerset.xml"
+                    ),
                 )
 
             with gr.Column(scale=2):
@@ -514,6 +517,7 @@ with gr.Blocks() as app:
                     file_types=[".c3d"],
                     elem_id="file-upload-c3d",
                     file_count="multiple",
+                    value=[os.path.join(os.path.dirname(__file__), "./data/35_30.c3d")],
                 )
 
         run_btn_c3d = gr.Button("3. 🚀 Run Retargeting", variant="primary")