Wampify

What's Changed
Wampify exceptions are upgraded, you can define the cause attribute or pass arguments directly to __init__(), you just need to extend from BaseException class

class middleware replaced by regular function

**Full Changelog**: https://github.com/aturkenov/wampify/compare/0.0.6...0.1.0

[pydantic payload configuration added, urip renamed to preuri](https://github.com/aturkenov/wampify/commit/c88d3d05c781fb171115774a045490ab12e02ce0)

**Full Changelog**: https://github.com/aturkenov/wampify/compare/0.0.3...0.0.5

orjson removed
logger improved
on_challenge added
payload validation improved

Deployment added

Features:
- [High performance](https://github.com/aturkenov/wampify/tree/main/example/benchmark)
- [Remote Procedure Calls (RPC)](https://github.com/aturkenov/wampify#remote-procedure-call-rpc) and [Publish & Subscribe (PubSub)](https://github.com/aturkenov/wampify#publish--subscribe-pubsub)
- [Payload validation](https://pydantic-docs.helpmanual.io/usage/validation_decorator/) based on [pydantic](https://pydantic-docs.helpmanual.io)
- [Serialization](https://github.com/aturkenov/wampify#serialization) (default [binary orjson](https://github.com/ijl/orjson))
- [Signals (WAMP session joined/leaved, entrypoint opened/raised/closed and custom)](https://github.com/aturkenov/wampify#signals)
- [Background tasks](https://github.com/aturkenov/wampify#backgroud-tasks)
- [Custom middlewares](https://github.com/aturkenov/wampify#custom-middlewares)
- Source code is well documented