feat: point the fleet at wss LiveKit room uwh-telhai

Publish and subscribe over wss://livekit.uni-wh.de:7800 and refuse
cleartext ws://. Conference room is uwh-telhai. Includes the uncommitted
encoded H.264 publish path, Rally hairpin, and KMS wall overlay.

ov_metricgan.py

@@ -7,6 +7,7 @@ from __future__ import annotations
 
 import fcntl
 import logging
+import os
 from pathlib import Path
 
 import numpy as np
@@ -85,7 +86,7 @@ def compile_cpu(onnx_path: Path, num_threads: int = 1):
         "CPU",
         {
             "INFERENCE_NUM_THREADS": num_threads,
-            "NUM_STREAMS": 1,
+            "NUM_STREAMS": max(1, int(os.environ.get("OV_NUM_STREAMS", "8"))),
         },
     )
     request = compiled.create_infer_request()