Hz_ 944d726284 fix(go-models): record provider token usage (#17423) ...

## Summary

- Parse chat, embedding, and rerank usage from provider responses
- Record usage with the correct model type even when no usage sink is
provided
- Cover SiliconFlow, Aliyun, Huawei Cloud, Qiniu, and VolcEngine
response formats

2026-07-27 17:16:50 +08:00

21 KiB

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