fix `bundle.run` 502

[liuxingbaoyu]

Allow trying from multiple sources, and add https://packd.liuxingbaoyu.xyz.

Fixes: #2651

[netlify[bot]]

✅ Deploy Preview for babel ready!

Built without sensitive environment variables

Name	Link
🔨 Latest commit	c363efe695f5b192ca405122b90b4589c67169ab
🔍 Latest deploy log	https://app.netlify.com/sites/babel/deploys/62a3118e7b25ea000850dc74
😎 Deploy Preview	https://deploy-preview-2652--babel.netlify.app
📱 Preview on mobile	Toggle QR Code... Use your smartphone camera to open QR code link.

---

To edit notification comments on pull requests, go to your Netlify site settings.

[netlify[bot]]

✅ Deploy Preview for babel ready!

Built without sensitive environment variables

Name	Link
🔨 Latest commit	623befd56ed421b070a71e69e1648186d4d10481
🔍 Latest deploy log	https://app.netlify.com/sites/babel/deploys/62a312294680f800083d938f
😎 Deploy Preview	https://deploy-preview-2652--babel.netlify.app
📱 Preview on mobile	Toggle QR Code... Use your smartphone camera to open QR code link.

---

To edit notification comments on pull requests, go to your Netlify site settings.

[liuxingbaoyu]

I am not very sure...

[liuxingbaoyu]

Let's merge it, it's better than now anyway. :)