Rename Build Tools page to Contribute (#34578)

Co-authored-by: XhmikosR <xhmikosr@gmail.com>

site/content/docs/5.0/examples/starter-template/index.html

@@ -40,7 +40,7 @@ extra_css:
           <li><a href="{{< docsref "/getting-started/introduction" >}}">Bootstrap quick start guide</a></li>
           <li><a href="{{< docsref "/getting-started/webpack" >}}">Bootstrap Webpack guide</a></li>
           <li><a href="{{< docsref "/getting-started/parcel" >}}">Bootstrap Parcel guide</a></li>
-          <li><a href="{{< docsref "/getting-started/build-tools" >}}">Contributing to Bootstrap</a></li>
+          <li><a href="{{< docsref "/getting-started/contribute" >}}">Contributing to Bootstrap</a></li>
         </ul>
       </div>
     </div>

site/content/docs/5.0/getting-started/contribute.md

@@ -1,14 +1,15 @@
 ---
 layout: docs
-title: Build tools
+title: Contribute
-description: Learn how to use Bootstrap's included npm scripts to build our documentation, compile source code, run tests, and more.
+description: Help develop Bootstrap with our documentation build scripts and tests.
 group: getting-started
 toc: true
+aliases: "/docs/5.0/getting-started/build-tools/"
 ---
 
 ## Tooling setup
 
-Bootstrap uses [npm scripts](https://docs.npmjs.com/misc/scripts/) for its build system. Our [package.json]({{< param repo >}}/blob/v{{< param current_version >}}/package.json) includes convenient methods for working with the framework, including compiling code, running tests, and more.
+Bootstrap uses [npm scripts](https://docs.npmjs.com/misc/scripts/) to build the documentation and compile source files. Our [package.json]({{< param repo >}}/blob/v{{< param current_version >}}/package.json) houses these scripts for compiling code, running tests, and more. These aren't intended for use outside our repository and documentation.
 
 To use our build system and run our documentation locally, you'll need a copy of Bootstrap's source files and Node. Follow these steps and you should be ready to rock:
 

site/content/docs/5.0/getting-started/download.md

@@ -21,10 +21,10 @@ This doesn't include documentation, source files, or any optional JavaScript dep
 
 Compile Bootstrap with your own asset pipeline by downloading our source Sass, JavaScript, and documentation files. This option requires some additional tooling:
 
-- [Sass compiler]({{< docsref "/getting-started/build-tools#sass" >}}) for compiling Sass source files into CSS files
+- [Sass compiler]({{< docsref "/getting-started/contribute#sass" >}}) for compiling Sass source files into CSS files
 - [Autoprefixer](https://github.com/postcss/autoprefixer) for CSS vendor prefixing
 
-Should you require our full set of [build tools]({{< docsref "/getting-started/build-tools#tooling-setup" >}}), they are included for developing Bootstrap and its docs, but they're likely unsuitable for your own purposes.
+Should you require our full set of [build tools]({{< docsref "/getting-started/contribute#tooling-setup" >}}), they are included for developing Bootstrap and its docs, but they're likely unsuitable for your own purposes.
 
 <a href="{{< param "download.source" >}}" class="btn btn-bd-primary" onclick="ga('send', 'event', 'Getting started', 'Download', 'Download source');">Download source</a>
 
@@ -52,7 +52,7 @@ If you're using our compiled JavaScript and prefer to include Popper separately,
 
 ## Package managers
 
-Pull in Bootstrap's **source files** into nearly any project with some of the most popular package managers. No matter the package manager, Bootstrap will **require a [Sass compiler]({{< docsref "/getting-started/build-tools#sass" >}}) and [Autoprefixer](https://github.com/postcss/autoprefixer)** for a setup that matches our official compiled versions.
+Pull in Bootstrap's **source files** into nearly any project with some of the most popular package managers. No matter the package manager, Bootstrap will **require a [Sass compiler]({{< docsref "/getting-started/contribute#sass" >}}) and [Autoprefixer](https://github.com/postcss/autoprefixer)** for a setup that matches our official compiled versions.
 
 ### npm
 

site/data/sidebar.yml

@@ -8,12 +8,12 @@
     - title: Contents
     - title: Browsers & devices
     - title: JavaScript
-    - title: Build tools
     - title: Webpack
     - title: Parcel
     - title: Accessibility
     - title: RFS
     - title: RTL
+    - title: Contribute
 
 - title: Customize
   pages: