components/model/ark/v0.1.66

What's Changed

• Feat openrouter max tokens by @yesiyuandy-bytedance in #773
• fix(ark): make cache status tri-state to avoid sending caching field when unset by @JonXSnow in #771
• fix(ark): extract generic int64 extraction helper for message extra by @mrh997 in #776
• fix(openrouter): enhance reasoning details extraction by @yesiyuandy-bytedance in #774

Full Changelog: components/model/openrouter/v0.1.8...components/model/ark/v0.1.66