Next major version 2 with PHP 8.1, Symfony 6, Tabler UI, 2FA ... (#2902)

README.md

@@ -1,12 +1,12 @@
 <p align="center">
-    <img src="https://raw.githubusercontent.com/kimai/images/master/repository-header.png" alt="Kimai logo">
+    <img src="https://raw.githubusercontent.com/kimai/images/main/repository-header.png" alt="Kimai logo">
 </p>
 
 <p align="center">
     <a href="https://github.com/kimai/kimai/actions"><img alt="CI Status" src="https://github.com/kimai/kimai/workflows/CI/badge.svg"></a>
-    <a href="https://codecov.io/gh/kevinpapst/kimai2"><img alt="Code Coverage" src="https://codecov.io/gh/kevinpapst/kimai2/branch/master/graph/badge.svg"></a>
-    <a href="https://packagist.org/packages/kevinpapst/kimai2"><img alt="Latest stable version" src="https://poser.pugx.org/kevinpapst/kimai2/v/stable"></a>
-    <a href="https://packagist.org/packages/kevinpapst/kimai2"><img alt="License" src="https://poser.pugx.org/kevinpapst/kimai2/license"></a>
+    <a href="https://codecov.io/gh/kimai/kimai"><img alt="Code Coverage" src="https://codecov.io/gh/kimai/kimai/branch/main/graph/badge.svg"></a>
+    <a href="https://packagist.org/packages/kevinpapst/kimai2"><img alt="Latest stable version" src="https://poser.pugx.org/kimai/kimai/v/stable"></a>
+    <a href="https://packagist.org/packages/kevinpapst/kimai2"><img alt="License" src="https://poser.pugx.org/kimai/kimai/license"></a>
     <a href="https://twitter.com/kimai_org" rel="me"><img alt="Twitter" src="https://img.shields.io/badge/follow-%40kimai__org-00acee"></a>
     <a href="https://phpc.social/@kimai" rel="me"><img alt="Mastodon" src="https://img.shields.io/badge/toot-%40kimai-8c8dff"></a>
 </p>
@@ -16,7 +16,7 @@
 Kimai is a free, open source and online time-tracking software designed for small businesses and freelancers. 
 It is built with modern technologies such as [Symfony](https://github.com/symfony/symfony), [Bootstrap](https://github.com/twbs/bootstrap), 
 [RESTful API](https://github.com/FriendsOfSymfony/FOSRestBundle), [Doctrine](https://github.com/doctrine/),
-[AdminLTE](https://github.com/kevinpapst/AdminLTEBundle/), [Webpack](https://github.com/webpack/webpack), ES6 and [many](composer.json) [more](package.json).
+[Tabler](https://github.com/kevinpapst/TablerBundle/), [Webpack](https://github.com/webpack/webpack), ES6 and [many](composer.json) [more](package.json).
 
 ## Introduction
 
@@ -28,7 +28,7 @@ It is built with modern technologies such as [Symfony](https://github.com/symfon
 
 ### Requirements
 
-- PHP 7.4, 8.0 or 8.1
+- PHP 8.1 minimum
 - MariaDB or MySQL
 - A webserver and subdomain
 - PHP extensions: `gd`, `intl`, `json`, `mbstring`, `pdo`, `xsl`, `zip`
@@ -65,13 +65,8 @@ and so many more.
 You can see a rough development roadmap in the [Milestones](https://github.com/kimai/kimai/milestones) sections.
 It is open for changes and input from the community, your [ideas and questions](https://github.com/kimai/kimai/issues) are welcome.
 
-> Kimai uses a rolling release concept for delivering updates.
-> You don't have to wait for the next official release, upgrade it at any time from the master branch, 
-> which is always deployable - release tags are simple snapshots of the development version.
-
 Release versions will be created on a regular basis, every couple of weeks.
-Every code change, whether it's a new feature or a bugfix, will be done on the master branch. 
-Kimai is actively developed in my spare time, I put my effort into the software instead of back-porting changes.
+Every code change, whether it's a new feature or a bugfix, will be done on the `main` branch. 
 
 ## Contributing