update contributing

CONTRIBUTING.md

@@ -1,22 +1,50 @@
-# contributing to express-openapi-vaidator
+# Contributing
+
+Contributors are welcome!
+
+See something that needs fixing? Got an idea for a new feature? Contribute!
 
 ## Prerequisites / Setup
 
-- Fork the repo
-- Clone your copy `git clone <forked-repo>`
-- `npm install`
+1. Fork the repo
+
+   ```shell
+   # The clone your copy
+   git clone <forked-repo>
+   ```
+
+2. Install the dependencies
+
+   ```shell
+   # From the project directory, run
+   npm i
+   ```
 
 ## Run the tests
 
-```shell
-npm test
-```
+3. Run the tests
+
+   ```shell
+   npm test
+   ```
+
+## Develop
+
+- Write code
+- Add tests to validate new behaviors
+- Ensure all tests succeed
+- Create a PR
+- Have fun!
 
 ## Project structure
 
 `src` contains the source code
 `test` contains the tests
 
-## Need help
+## Need help?
+
+Reach out on [gitter](https://gitter.im/cdimascio-oss/community).
+
+We're happy to help!
 
-Reach out on [gitter](https://gitter.im/cdimascio-oss/community)
+## Thanks!