feat(ui): status page — progress bar, live preview, result cards, polling

app.py

@@ -164,11 +164,14 @@ def api_job_detail(job_id):
         "current_model": job.current_model,
         "results": [
             {
-                "model": r.model_name,
-                "loading": r.loading_count,
-                "unloading": r.unloading_count,
-                "net": r.net_count,
-                "output": os.path.basename(r.output_path) if r.output_path else None,
+                "model_name": r.model_name,
+                "loading_count": r.loading_count,
+                "unloading_count": r.unloading_count,
+                "net_count": r.net_count,
+                "batch_count": r.batch_count,
+                "frame_count": r.frame_count,
+                "duration_seconds": r.duration_seconds,
+                "output_path": os.path.basename(r.output_path) if r.output_path else None,
             }
             for r in job.results
         ],