Added more documentation for Tailwind CSS 4 support.

Author: oliverandrich

CHANGELOG.md

@@ -14,7 +14,7 @@
 - The management subcommand `runserver` has a option `--force-default-runserver` to enforce the
   usage of the standard debug server from Django.
 - `TAILWIND_CLI_CONFIG_FILE` isn't necessary for Tailwind CSS 4.x only for 3.x.
-  [Read the documentaiton about it.](settings.md)
+  [Read the documentaiton about it.](https://django-tailwind-cli.rtfd.io/latest/installation/settings)
 - Removed the documentation for the fancier `tailwind.config.js` as it is not recommended to use
   and Tailwind CSS 4.x has a way better strategy to find the used Tailwind classes.
 

README.md

@@ -57,12 +57,14 @@ The goal of this library is to provided the simplest possible Tailwind integrati
 
 Enjoy!
 
-Checkout the detailed [installation guide](https://django-tailwind-cli.rtfd.io/latest/installation/) if you want to activate browser reload or the `runserver_plus` management command known from `django-extensions`.
+Checkout the detailed [installation guide](https://django-tailwind-cli.rtfd.io/latest/installation/)
+if you want to activate browser reload or the `runserver_plus` management command known from
+`django-extensions`.
 
 ## Features
 
 - Simplest possible integration.
-- Support Tailwind CSS 3.x and 4.x.
+- Support Tailwind CSS 3.x and 4.x. Check the [update instructions](https://django-tailwind-cli.rtfd.io/latest/installation/#upgrade-from-tailwind-css-3x-to-4x).
 - Management commands:
 
     * To start the Tailwind CLI in watch mode during development.
@@ -85,7 +87,10 @@ The documentation can be found at [https://django-tailwind-cli.rtfd.io/](https:/
 
 ## Contributing
 
-This package requires [uv](https://docs.astral.sh/uv/) for dependency management and tooling. So you have to [install it](https://docs.astral.sh/uv/getting-started/installation/) first. [just](https://github.com/casey/just) is used as a handy command runner to save some typing on the command line. Do yourself a favor and install it too.
+This package requires [uv](https://docs.astral.sh/uv/) for dependency management and tooling. So you
+have to [install it](https://docs.astral.sh/uv/getting-started/installation/) first.
+[just](https://github.com/casey/just) is used as a handy command runner to save some typing on the
+command line. Do yourself a favor and install it too.
 
 ```shell
 # Setup development environment

docs/installation.md

@@ -120,3 +120,12 @@ If you enjoy automatic reloading during development. Install the [django-browser
    The middleware should be listed after any that encodes the response, such as Django’s GZipMiddleware.
 
    The middleware automatically inserts the required script tag on HTML responses before </body> when DEBUG is True. It does so to every HTML response, meaning it will be included on Django’s debug pages, admin pages, etc. If you want more control, you can instead insert the script tag in your templates—see below.
+
+## Upgrade from Tailwind CSS 3.x to 4.x
+
+In order to upgrade this package from using Tailwind CSS 3.x to 4.x, you have to follow some simple
+steps.
+
+- Remove or change the setting `TAILWIND_CLI_VERSION` if it is set.
+- Remove the setting `TAILWIND_CLI_CONFIG_FILE` if it is set.
+- Remove the `tailwind.config.js` your project.