still initial commit

app.py

@@ -8,14 +8,17 @@ from fastrtc import WebRTC, get_cloudflare_turn_credentials
 # Environment control flag to swap pipelines from the HF Space configuration dashboard
 USE_GPU_INFERENCE = os.getenv("USE_GPU_INFERENCE", "false").lower() == "true"
 
-# Connect to your deployed serverless backend running on Modal
+# Connect to your deployed serverless backend running on Modal using 1.0+ SDK syntax
 try:
     if USE_GPU_INFERENCE:
         print("🚀 Mode: Full GPU FLUX.2 Klein Inference")
-        voxel_backend = modal.Function.lookup("flux-klein-voxel-backend", "VoxelModel.process_frame")
+        # Modern Class binding syntax for Modal 1.0+
+        voxel_model_cls = modal.Cls.from_name("flux-klein-voxel-backend", "VoxelModel")
+        voxel_backend = voxel_model_cls().process_frame
     else:
         print("🏎️ Mode: Zero-latency WebRTC Passthrough Demo")
-        voxel_backend = modal.Function.lookup("flux-klein-voxel-backend", "demo_stream_frame")
+        # Modern Standalone function lookup syntax for Modal 1.0+
+        voxel_backend = modal.Function.from_name("flux-klein-voxel-backend", "demo_stream_frame")
 except Exception as e:
     print(f"⚠️ Could not bind Modal backend function layout: {e}")
     voxel_backend = None
@@ -77,8 +80,9 @@ custom_css = """
 # --- GRADIO INTERFACE ARCHITECTURE ---
 with gr.Blocks(css=custom_css, title="Minecraft Spatial Voxel Filter") as demo:
     
-    with gr.Div(elem_id="container"):
-        with gr.Div(elem_classes="header-text"):
+    # gr.Group behaves exactly like a <div> tag container for CSS styling wrappers
+    with gr.Group(elem_id="container"):
+        with gr.Group(elem_classes="header-text"):
             gr.Markdown("# ⛏️ MINECRAFT SPATIAL VOXEL FILTER ⛏️")
             gr.Markdown("Transform your physical environment into an interactive, real-time 3D blocky landscape running on FLUX.2 Klein.")