[Klaud Cold] Update qwen3.8next-fp4-b300-sglang-agentic-mtp SGLang image to v0.5.21-cu130 / [Klaud Cold] 将 qwen3.8next-fp4-b300-sglang-agentic-mtp 的 SGLang 镜像更新至 v0.5.21-cu130

[Klaud Cold] Update qwen3.8next-fp4-b300-sglang-agentic-mtp SGLang image to v0.5.21-cu130 / [Klaud Cold] 将 qwen3.8next-fp4-b300-sglang-agentic-mtp 的 SGLang 镜像更新至 v0.5.21-cu130 #2536