v0.5.0

## What's Changed
**New transport supported!**

* feat(transport): add websocket transport by @rucciva in https://github.com/rapiz1/rathole/pull/290
* We dropped linux musl release to save the trouble of linking musl openssl. Now there's only one release for linux x64. Given that it's compiled on ubuntu-latest, the required glibc version should be decent for most users to use.
* Because of the maintenance burden of linking TLS libraries, we don't compile the TLS feature in the release for embedded platforms anymore. If you need to use it, please build from the source by yourself. We will add it back when a pure rust tls library or a good cross-platform TLS libraries linking solution is available.
* docs: non root user with systemd by @boenshao in https://github.com/rapiz1/rathole/pull/269
* chore: fix shield.io badge in README-zh.md by @shiny in https://github.com/rapiz1/rathole/pull/272

## New Contributors
* @boenshao made their first contribution in https://github.com/rapiz1/rathole/pull/269
* @shiny made their first contribution in https://github.com/rapiz1/rathole/pull/272
* @rucciva made their first contribution in https://github.com/rapiz1/rathole/pull/290

**Full Changelog**: https://github.com/rapiz1/rathole/compare/v0.4.8...v0.5.0