Shihua Zheng

### Description Circle end-to-end test reliably fails for this test. Investigate and fix: 1) amp-subscriptions-google chrome Standalone environment Subscription offers should render correctly: Error: Timeout of 3000ms exceeded. For async...

Docker container readme and dockerfile

3

Since amp.dev became a static site, it no longer makes sense to differentiate dev and prod environment. We therefore move everything to the main Dockerfile and adjust the documentation.

We encountered a scenario where a third party only change was requested to be cherry picked into AMP stable bundle (https://github.com/ampproject/amphtml/issues/37485) .It does not appear to follow the existing cherry...

Needs some dependency and functional updates.