docs: update readme

README.md

@@ -1,23 +1,45 @@
+<div align="center">
+
 # toastify
 
+[![build](https://img.shields.io/github/workflow/status/hoodie/toastify/Continuous%20Integration)](https://github.com/hoodie/toastify/actions?query=workflow%3A"Continuous+Integration")
+[![Crates.io](https://img.shields.io/crates/d/toastify)](https://crates.io/crates/toastify)
+[![contributors](https://img.shields.io/github/contributors/hoodie/toastify)](https://github.com/hoodie/toastify/graphs/contributors)
+![maintenance](https://img.shields.io/maintenance/yes/2023)
+
+[![version](https://img.shields.io/crates/v/toastify)](https://crates.io/crates/toastify/)
+[![license](https://img.shields.io/crates/l/toastify.svg?style=flat)](https://crates.io/crates/toastify/)
+
+</div>
+
 A commandline tool that shows desktop notifications using [notify-rust](https://docs.rs/notify-rust/).
 
-```
-toastify 0.5.0
+
+```text
+toastify 0.5.1
 Hendrik Sollich <hendrik@hoodie.de>
-sending desktop notifications since 2015
+A commandline tool that shows desktop notifications using
+[notify-rust](https://docs.rs/notify-rust/).
 
 USAGE:
-	toastify [FLAGS] [SUBCOMMAND]
+    toastify <SUBCOMMAND>
 
-FLAGS:
-    -h, --help       Prints help information
-    -V, --version    Prints version information
+OPTIONS:
+    -h, --help       Print help information
+    -V, --version    Print version information
 
 SUBCOMMANDS:
-    help      Prints this message
-    info      Shows information about the running notification server
-    send      Shows a notification
-    server    Starts a little notification server for testing
-
+    help    Print this message or the help of the given subcommand(s)
+    send    Shows a notification
 ```
+
+***
+
+## Contribution
+Any help in form of descriptive and friendly [issues](https://github.com/hoodie/toastify/issues) or comprehensive pull requests are welcome! 
+
+
+Unless you explicitly state otherwise, any contribution intentionally submitted for inclusion in toastify by you, as defined in the Apache-2.0 license, shall be dual licensed as above, without any additional terms or conditions.
+
+### Conventions
+The Changelog of this library is generated from its commit log, there any commit message must conform with https://www.conventionalcommits.org/en/v1.0.0/. For simplicity you could make your commits with [convco](https://crates.io/crates/convco).