新增ccswitch 快速查询额度

[shusheng-zilan]

例行检查 / Checklist

• 我已确认目前没有类似 issue (I have checked for similar issues)
• 我已确认当前主版本线的最新补丁版本仍无法满足需求 (I have confirmed the latest patch release in my current major line does not meet this need)
• 我已查看对应版本线的 README 和发布说明 (I have read the README and release notes for my release line)
• 我不会在 issue 中提交任何凭据或令牌 (I will not include credentials or tokens in this issue)
• 我理解并愿意跟进此 issue，协助测试和提供反馈 (I am willing to follow up on this issue, assist with testing, and provide feedback)

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目标版本线 / Target Release Line

功能描述 / Feature Description

支持ccswitch的脚本查询额度吗，比如类似

应用场景 / Use Case

期望方案 / Desired Behavior

兼容性、数据与安全影响 / Compatibility, Data, and Security Impact

备选方案 / Alternatives Considered