website: updates

website/docs/developer/index.mdx

@@ -31,11 +31,12 @@ import More from './_more.mdx'
 
 {/* ------------------------------------------------------------------------ */}
 
-# How to build the xPack GNU RISC-V Embedded GCC
+# How to contribute to the xPack GNU RISC-V Embedded GCC
 
 [![license](https://img.shields.io/github/license/xpack-dev-tools/riscv-none-elf-gcc-xpack)](https://github.com/xpack-dev-tools/riscv-none-elf-gcc-xpack/blob/xpack/LICENSE)
 
-This page is designed for developers of the
+This page is designed for developers who plan to contribute new features
+or fix bugs in the
 **xPack GNU RISC-V Embedded GCC**
 project and provides documentation on how to build and test the package.
 
@@ -247,6 +248,15 @@ git clone \
 
 </details>
 
+:::tip
+
+To contribute Pull Requests, fork the project and be sure the **Copy the master branch only** is **disabled**.
+
+Use the `xpack-development` branch and be sure you contribute the
+Pull Requests back to the `xpack-development` branch.
+
+::
+
 <details>
 <summary>Get the writable helper sources (optional, for development purposes)</summary>