Update app.py

app.py

@@ -350,11 +350,11 @@ print(f"Gemma root: {gemma_root}")
 # Initialize pipeline WITH text encoder and optional audio support
 # ---- Replace block (pipeline init) lines 275-281 ----
 pipeline = LTX23NegativePromptTwoStagePipeline(
-    distilled_checkpoint_path=checkpoint_path,
-    spatial_upsampler_path=spatial_upsampler_path,
-    gemma_root=gemma_root,
+    checkpoint_path=str(checkpoint_path),
+    spatial_upsampler_path=str(spatial_upsampler_path),
+    gemma_root=str(gemma_root),
     loras=[],
-    quantization=QuantizationPolicy.fp8_cast(),  # keep FP8 quantization unchanged
+    quantization=QuantizationPolicy.fp8_cast(),
 )
 # ----------------------------------------------------------------