PLEASE FILL IN THE PR DESCRIPTION HERE. ## Purpose ## Test Plan **vLLM Version:** **vLLM-Omni Commit:** ## Test Result **BEFORE SUBMITTING:** read [CONTRIBUTING.md](https://github.com/vllm-project/vllm-omni/blob/main/CONTRIBUTING.md) and run the [precheck-pr skill](https://github.com/vllm-project/vllm-omni/blob/main/.claude/skills/precheck-pr/SKILL.md) with the code agent for a self-check against project conventions. (anything written below this line will be removed by GitHub Actions)