docs: Update README for TYPO3 v12 support

README.md

@@ -1,30 +1,26 @@
 # TYPO3 Extension `nximageoptimizer`
 
-[![TYPO3 V10](https://img.shields.io/badge/TYPO3-10-orange.svg)](https://get.typo3.org/version/10)
-[![TYPO3 V11](https://img.shields.io/badge/TYPO3-11-orange.svg)](https://get.typo3.org/version/11)
-[![Minimum PHP Version](https://img.shields.io/badge/php-%3E%3D%207.4-8892BF.svg)](https://php.net/)
+[![TYPO3 V12](https://img.shields.io/badge/TYPO3-12-orange.svg)](https://get.typo3.org/version/11)
+[![Minimum PHP Version](https://img.shields.io/badge/php-%3E%3D%208.1-8892BF.svg)](https://php.net/)
 [![GitHub CI status](https://github.com/netlogix/nximageoptimizer/actions/workflows/ci.yml/badge.svg?branch=master)](https://github.com/netlogix/nximageoptimizer/actions)
 
 
-This TYPO3 extension optimizes images (jpg, png, gif, svg) for web presentation when they are published. 
+This TYPO3 extension optimizes images (jpg, png, gif, svg) for web presentation when they are published.
 It will generate WebP versions of each rendered image and serve them to the client.
 
 ## Compatibility
 
-The current version (4.x) of this extension has been tested in TYPO3 10 on PHP 7.4 and TYPO3 11 on PHP 7.4, 8.0, and 8.1.
-
+The current version (dev-master) of this extension has been tested in TYPO3 12 on PHP 8.1, 8.2 and 8.3.
 
 ## Requirements
 
-This extension requires additional third-party tools. 
+This extension requires additional third-party tools.
 * [jpegoptim](https://github.com/tjko/jpegoptim): utility to optimize/compress JPEG files
 * [optipng](http://optipng.sourceforge.net/): OptiPNG is a PNG optimizer that recompresses image files to a smaller size, without losing any information
 * [pngquant](https://pngquant.org/): pngquant is a command-line utility and a library for lossy compression of PNG images
 * [svgo](https://github.com/svg/svgo): Node.js tool for optimizing SVG files
 * [gifsicle](https://github.com/kohler/gifsicle): Create, manipulate, and optimize GIF images and animations
 
-
-
 You should install them using your package manager of choice.
 
 ### Ubuntu Example
@@ -35,7 +31,7 @@ sudo apt-get install jpegoptim optipng pngquant gifsicle
 sudo npm install -g svgo
 ```
 
-### MacOS Example (using [Homebrew](https://brew.sh/))
+### macOS Example (using [Homebrew](https://brew.sh/))
 
 
 ```bash
@@ -46,7 +42,7 @@ brew install svgo
 brew install gifsicle
 ```
 
-### MacOS Example (using [MacPorts](https://www.macports.org/))
+### macOS Example (using [MacPorts](https://www.macports.org/))
 
 ```bash
 port install jpegoptim