Add contributing docs to README

.gitignore

@@ -5,6 +5,7 @@ __pycache__
 *.sublime-*
 .venv
 .vscode
+.idea
 
 granian/*.so
 target/*

README.md

@@ -7,7 +7,7 @@ A Rust HTTP server for Python applications.
 The main reasons behind Granian design are:
 
 - Have a single, correct HTTP implementation, supporting versions 1, 2 (and eventually 3)
-- Provide a single package for several platforms 
+- Provide a single package for several platforms
 - Avoid the usual Gunicorn + uvicorn + http-tools dependency composition on unix systems
 - Provide stable [performance](https://github.com/emmett-framework/granian/blob/master/benchmarks/README.md) when compared to existing alternatives
 
@@ -215,6 +215,28 @@ Granian is currently under active development.
 
 Granian is compatible with Python 3.8 and above versions.
 
+### Contributing
+
+Create a virtual environment and install:
+
+```shell
+pip install .[hacking]
+```
+
+On zsh, you may need to do: `.\[hacking\]` instead of `.[hacking]`
+
+To finalize setup, run:
+
+```shell
+pre-commit install
+```
+
+To edit rust files, first install Rust if you haven't. Then compile the project:
+
+```shell
+maturin develop
+```
+
 ## License
 
 Granian is released under the BSD License.

pyproject.toml

@@ -55,6 +55,7 @@ test = [
 ]
 all = ['granian[pname,reload]']
 dev = ['granian[all,lint,test]']
+hacking = ['granian[dev]', 'maturin', 'pre-commit']
 
 [project.urls]
 Homepage = 'https://github.com/emmett-framework/granian'