Update vLLM version to 0.16.0 in quickstart and CUDA installation documentation, and adjust parameters in multimodal generation script for improved performance. Refactor request logging in serving_chat.py for better input tracking.

Signed-off-by: tzhouam <tzhouam@connect.ust.hk>

examples/online_serving/qwen3_omni/openai_chat_completion_client_for_multimodal_generation.py

@@ -337,8 +337,8 @@ def run_multimodal_generation(args, client: OpenAI) -> None:
     thinker_sampling_params = {
         "temperature": 0.2,
         "top_p": 0.9,
-        "top_k": -1,
-        "max_tokens": 1200,
+        "top_k": 1,
+        "max_tokens": 16384,
         "repetition_penalty": 1.05,
         "logit_bias": {},
         "seed": SEED,