Update README.md

README.md

@@ -13,8 +13,19 @@
 [doc-stable-url]: https://control-toolbox.org/control-loss/stable/
 
 This repo is part of the [control-toolbox ecosystem](https://github.com/control-toolbox). 
-The control-toolbox ecosystem gathers Julia packages for mathematical control and applications. The root package is [OptimalControl.jl](https://github.com/control-toolbox/OptimalControl.jl) which aims to provide tools to modelise and solve optimal control problems by direct and indirect methods. [![doc OptimalControl.jl](https://img.shields.io/badge/doc-OptimalControl.jl-blue)](http://control-toolbox.org/OptimalControl.jl)
+The control-toolbox ecosystem gathers Julia packages for mathematical control and applications. The root package is [OptimalControl.jl](https://github.com/control-toolbox/OptimalControl.jl) which aims to provide tools to modelise and solve optimal control problems by direct and indirect methods.
+
+[![doc OptimalControl.jl](https://img.shields.io/badge/Documentation-OptimalControl.jl-blue)](http://control-toolbox.org/OptimalControl.jl)
 
 | **Documentation**  | **Code Status**  |
 |:-------------------|:-----------------|
-| [![Documentation][doc-stable-img]][doc-stable-url] [![Documentation][doc-dev-img]][doc-dev-url] | [![Build Status][ci-img]][ci-url] [![Covering Status][co-img]][co-url] |
+| [![Documentation][doc-stable-img]][doc-stable-url] [![Documentation][doc-dev-img]][doc-dev-url] | [![Build Status][ci-img]][ci-url] [![Covering Status][co-img]][co-url] |
+
+## Contributing
+
+If you think you found a bug / an error, or if you have a feature request or suggestion, feel free to open an [issue](https://github.com/control-toolbox/control-loss/issues).
+Before opening a pull request, start an issue or a discussion on the topic, please. 
+
+Any contributions are welcomed, check out [how to contribute to a Github project](https://docs.github.com/en/get-started/exploring-projects-on-github/contributing-to-a-project). First good issues, if any, may be found [here](https://github.com/control-toolbox/control-loss/contribute).
+
+If you want to ask a question, feel free to start a discussion [here](https://github.com/orgs/control-toolbox/discussions). This forum is for general discussion about this repository and the [control-toolbox organization](https://github.com/control-toolbox), so questions about any of our packages are welcome.