Updated contributing.

CONTRIBUTING.md

@@ -1,28 +1,29 @@
 ## How to contribute?
 
-Everyone is welcome to contribute to bgfx by submitting bug reports, testing on
-different platforms, writing examples (see [Help Needed](https://github.com/bkaradzic/bgfx/issues?q=is%3Aissue+is%3Aopen+label%3A%22help+needed%22)
-for ideas), improving documentation, profiling and optimizing, helping
-newcomers, telling others about bgfx, etc.
+Everyone is welcome to contribute to bgfx through bug reports, testing on
+various platforms, writing examples (see [Help Needed](https://github.com/bkaradzic/bgfx/issues?q=is%3Aissue+is%3Aopen+label%3A%22help+needed%22)
+for ideas), improving documentation, profiling and optimizing code, assisting
+newcomers, or promoting the project.
 
-If you have just quick oneliner question it's preferable to ask it at chat
-https://discord.gg/9eMbv7J instead opening new issue.
+For quick one-liner questions, use the chat at https://discord.gg/9eMbv7J
+instead of opening an issue.
 
-## Submitting bugs
+## Submitting Bugs
 
-Unless bug is trivial, and easy to explain and understand, the fastest way to
-fix bug is to get repro case. In most of cases it's enough to modify existing
-example (with minimal number of changes) and reproduce bug there.
+For non-trivial bugs, provide a reproducible case by modifying an existing
+example with minimal changes to demonstrate the issue—this speeds up fixes.
 
-## Contributing code
+## Contributing Code
 
-**When contributing to the bgfx project you must agree to the BSD 2-clause
-licensing terms.**
+**By contributing to bgfx, you agree to the BSD 2-Clause License terms.**
 
 Pull request checklist:
 
- - Make sure you test your code with provided examples before creating PR.
- - Create focused PR with minimal number of changes relevant to feature added
-   or bug fixed.
- - Use [EditorConfig](http://editorconfig.org/) in your editor of choice to
-   apply the same editor settings used by bgfx project.
+ - Test your code with the provided examples before submitting.
+ - Keep PRs focused with minimal changes relevant to the feature or fix.
+ - Use [EditorConfig](http://editorconfig.org/) to match the project's editor
+   settings.
+
+## Sponsoring the Project
+
+Support bgfx development by using GitHub Sponsors at https://github.com/sponsors/bkaradzic.