Update and enrich README for Logranger project

Expanded the README file to include a detailed description of Logranger project's purpose, features, available plugins and support. This provides a comprehensive overview of the project for new or prospective users and contributors, offering insights on its functionality, customization features, efficient log processing, and rule-based filtering capabilities.

README.md

@@ -4,5 +4,40 @@ SPDX-FileCopyrightText: 2023 Winni Neessen <wn@neessen.dev>
 SPDX-License-Identifier: MIT
 //-->
 
-# logranger
+# Logranger
-Perform actions on rule-based incoming syslog messages
+
+*Note:* Logranger is still WIP
+
+## Introduction
+
+Logranger is a powerful and intelligent log processing tool written in Go. 
+Its main purpose is to efficiently process a large number of incoming syslog messages, 
+enabling you filter for specific events and perform actions based on the received events.
+
+## Features
+
+- **Efficient log processing**: Logranger is based on the performand 
+  [go-parsesyslog](https://github.com/wneessen/go-parsesyslog) package and can handle and 
+  analyze large volumes of syslog messages without compromising on its speed or performance.
+- **Powerful rule-based filtering**: You can filter for log events based on a rules that
+  specify regular expressions to match the events.
+- **Customization**: Logranger is easily customizable. Its easy to implement plugin interface
+  allows you to write your own plugins to perform custom actions with your events.
+- **Custom templates**: Matched (or sub-matched) event log messages can be processed using
+  Go's versatile templating language.
+
+## Plugins
+
+By default Logranger ships with a varity of action plugins:
+
+- **File action**: Store the matched (or a sub-match) event log messages in a file. The
+  file can be used in overwrite or append mode.
+
+## License
+
+Logranger is released under the [MIT License](LICENSE).
+
+## Support
+
+If you encounter any problems while using Logranger, please create an issue in this 
+repository. We appreciate any feedback or suggestions for improving Logranger.