docs: deploy with vercel

README.md

@@ -2,7 +2,7 @@
 
 A demo repo based on [OpenAI GPT-3.5 Turbo API](https://platform.openai.com/docs/guides/chat).
 
-## How to build
+## Run Locally
 
 1. Setup & Install dependencies
 
@@ -21,6 +21,10 @@ A demo repo based on [OpenAI GPT-3.5 Turbo API](https://platform.openai.com/docs
  ```shell
  npm run dev
  ```
+
+## Deploy With Vercel
+
+[![Deploy with Vercel](https://vercel.com/button)](https://vercel.com/new/clone?repository-url=https%3A%2F%2Fgithub.com%2Fddiu8081%2Fchatgpt-demo&env=OPENAI_API_KEY&envDescription=OpenAI%20API%20Key&envLink=https%3A%2F%2Fplatform.openai.com%2Faccount%2Fapi-keys)
 
 ## License