feat: implement stores and basic chat logic

utils/openai-api.ts

@@ -0,0 +1,13 @@
+import { ChatCompletionResponseMessage, Configuration, OpenAIApi } from "openai";
+
+export interface ChatCompletionResponse {
+  message: ChatCompletionResponseMessage;
+}
+
+const configuration = new Configuration({
+  apiKey: process.env.OPENAI_API_KEY,
+});
+
+const openai = new OpenAIApi(configuration);
+
+export default openai;