docs: add CONTRIBUTING.md file

Also links to the new file from the README.md file.

CONTRIBUTING.md

+# Contributing to Boytacean
+
+## Introduction
+
+Thanks for your interest in contributing to Boytacean! We're excited to have you on board.
+
+## How to Contribute
+
+### Reporting Bugs
+
+* Use the issue tracker to report bugs.
+* Clearly describe the issue, including steps to reproduce.
+
+### Feature Requests
+
+* Open an issue and tag it as a feature request.
+* Explain the feature and its value.
+
+### Pull Requests
+
+1. Fork the repo.
+2. Create a new branch (`git checkout -b feature-xyz`).
+3. Make your changes.
+4. Commit your changes (`git commit -am 'Add some feature'`).
+5. Push to the branch (`git push origin feature-xyz`).
+6. Create a new Pull Request.
+
+## Coding Standards
+
+* Follow existing coding style.
+* Write meaningful commit messages.
+* Include comments in your code where necessary.
+
+## Getting Support
+
+* Join our Discord or mailing list (links in README).
+
+## Code of Conduct
+
+Respect the code of conduct detailed in `CODE_OF_CONDUCT.md`.
+
+Thank you for contributing to Boytacean!

README.md

@@ -111,6 +111,14 @@ The palettes offered in the web version were provided by [TheWolfBunny64](https:
 
 To get some information about the resources that inspired me through the emulation creation journey check [Inspiration](doc/inspiration.md).
 
+## Contributing
+
+Love Gameboy emulation? Want to contribute to Boytacean? That's awesome! Your contributions are what make the open-source community such an amazing place to learn, inspire, and create.
+
+To get started, please take a look at our [Contributing Guidelines](CONTRIBUTING.md). Whether you're fixing bugs, adding new features, or helping with documentation, every contribution is valuable and greatly appreciated!
+
+Don't hesitate to reach out if you have any questions. Join us in making Boytacean the best Gameboy emulator out there!
+
 ## License
 
 Boytacean is currently licensed under the [Apache License, Version 2.0](http://www.apache.org/licenses/).