Merge origin/main into dev/vllm-align; resolve omni_stage.py conflicts

Co-authored-by: Cursor <cursoragent@cursor.com>

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

examples/offline_inference/image_to_video/README.md

@@ -4,12 +4,19 @@ This example demonstrates how to generate videos from images using Wan2.2 Image-
 
 ## Local CLI Usage
 
+Download the example image:
+
+```bash
+wget https://vllm-public-assets.s3.us-west-2.amazonaws.com/vision_model_images/cherry_blossom.jpg
+```
+
 ### Wan2.2-I2V-A14B-Diffusers (MoE)
+
 ```bash
 python image_to_video.py \
   --model Wan-AI/Wan2.2-I2V-A14B-Diffusers \
-  --image input.png \
-  --prompt "A cat playing with yarn, smooth motion" \
+  --image cherry_blossom.jpg \
+  --prompt "Cherry blossoms swaying gently in the breeze, petals falling, smooth motion" \
   --negative_prompt "<optional quality filter>" \
   --height 480 \
   --width 832 \
@@ -24,11 +31,12 @@ python image_to_video.py \
 ```
 
 ### Wan2.2-TI2V-5B-Diffusers (Unified)
+
 ```bash
 python image_to_video.py \
   --model Wan-AI/Wan2.2-TI2V-5B-Diffusers \
-  --image input.png \
-  --prompt "A cat playing with yarn, smooth motion" \
+  --image cherry_blossom.jpg \
+  --prompt "Cherry blossoms swaying gently in the breeze, petals falling, smooth motion" \
   --negative_prompt "<optional quality filter>" \
   --height 480 \
   --width 832 \

examples/online_serving/qwen3_tts/openai_speech_client.py

@@ -111,9 +111,14 @@ def run_tts_generation(args) -> None:
         print(response.text)
         return
 
-    if response.content.decode("utf-8").startswith('{"error"'):
-        print(f"Error: {response.content.decode('utf-8')}")
-        return
+    # Check for JSON error response (only if content is valid UTF-8 text)
+    try:
+        text = response.content.decode("utf-8")
+        if text.startswith('{"error"'):
+            print(f"Error: {text}")
+            return
+    except UnicodeDecodeError:
+        pass  # Binary audio data, not an error
 
     # Save audio response
     output_path = args.output or "tts_output.wav"