Shu Ding c9863c8794 Reduce the size of web server (#34767) ... By moving `setRevalidateHeaders` to a separate file we can shake off the dependency of `etag` and a polyfill for `Buffer` from the web server (which brings hundreds of kilobytes). ## Bug - [ ] Related issues linked using `fixes #number` - [ ] Integration tests added - [ ] Errors have helpful link attached, see `contributing.md` ## Feature - [ ] Implements an existing feature request or RFC. Make sure the feature request has been accepted for implementation before opening a PR. - [ ] Related issues linked using `fixes #number` - [ ] Integration tests added - [ ] Documentation added - [ ] Telemetry added. In case of a feature if it's used or not. - [ ] Errors have helpful link attached, see `contributing.md` ## Documentation / Examples - [ ] Make sure the linting passes by running `yarn lint`		2022-02-24 19:53:17 +00:00
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index.ts	Reduce the size of web server (#34767)	2022-02-24 19:53:17 +00:00
revalidate-headers.ts	Reduce the size of web server (#34767)	2022-02-24 19:53:17 +00:00