feat: close browser on error

legacy/src/chatgpt-api-browser.ts

@@ -59,6 +59,7 @@ export class ChatGPTAPIBrowser {
       this._browser = null
     }
 
+    try {
       this._browser = await getBrowser({ captchaToken: this._captchaToken })
       this._page =
         (await this._browser.pages())[0] || (await this._browser.newPage())
@@ -71,6 +72,16 @@ export class ChatGPTAPIBrowser {
         page: this._page,
         isGoogleLogin: this._isGoogleLogin
       })
+    } catch (err) {
+      if (this._browser) {
+        await this._browser.close()
+      }
+
+      this._browser = null
+      this._page = null
+
+      throw err
+    }
 
     const chatUrl = 'https://chat.openai.com/chat'
     const url = this._page.url().replace(/\/$/, '')