feat: 🎸 allow user cancel run action

[Leizhenpeng]

问题

类似 ChatGPT 的交互界面，
有时候答案出现几个字后，用户可能会立刻发现这些答案不符合自己的需求，想要进行修改。
但是此时用户必须等待应用程序执行结束才能进行修改。

为了解决这个问题，我们在这里新增了“取消执行”功能。

新功能

现在，用户可以点击“loading”按钮，以结束应用程序的继续接收流消息，并终止问答过程。

• fix 🚀 功能改善 - 允许用户取消执行动作 #22

[vercel]

Someone is attempting to deploy a commit to a Personal Account owned by @futantan on Vercel.

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[Leizhenpeng]

is there any suggestion about thie feature ? 😂

[futantan]

sorry I forget to review this PR, need to test if the cancel can affect the DONE event, which will activate the license key from user.
Will test it soon...

[Leizhenpeng]

When the server receives the chat request from the client, it will call the lemon interface to consume the number of user purchases.

Since the server has already performed the openai request operation, the full fee will still be incurred.

Here only the client SSE reception is suspended, and the user license should still be consumed