interface ChatCompletionimport { type ChatCompletion } from "https://deno.land/x/openai@1.4.1/src/types.ts"; Propertiesid: stringobject: "chat.completion"created: numberchoices: { index: number; message: { name?: string; role: "system" | "assistant" | "user"; content: string; function_call?: { name: string; arguments: string; }; }; finish_reason: string; }[]usage: { prompt_tokens: number; completion_tokens: number; total_tokens: number; }