* feat: implement stream api utility-class
* test: write the test of StreamApi
* feat: implement `c.stream` to context
* test: write the test of `c.stream()`
* chore: denoify
* fix: extend for bytes, remove buffer system, add pipe and log interface
* test: update test about log, pipe, etc... for streaming API
* feat: extend textStream interface, remove utf-8 content-type
* test: add test about `c.textStream`
* refactor: update some args name
* chore: denoify
* fix: for deno, removed the optional parameter of `write` and `writeln`
* chore: denoify
* feat: add charset for textStream content-type header
* fix: rename textStream to streamText
* fix: reuse stream in streamText for bundle size
* feat: add `stream.wait()` api
* chore: denoify
* fix: rename `stream.wait` to `stream.sleep`
* test: use `stream.sleep` for waiting
* refactor: remove `stream.log`
* fix: remove preHeader from `c.stream()` and use `transfer-encoding` only `c.streamText()`
* chore: denoify
* refactoring: remove preHeader initialize
* test: reduce sleep duration
* chore: denoify
Co-authored-by: Glen Maddern <glenmaddern@gmail.com>
