Add developer installation to README.md

Signed-off-by: Thomas Günther <[email protected]>

Author: Thomas Günther

README.md

@@ -11,13 +11,35 @@ The focus of CIMpy is on the support of the Common Grid Model Exchange Standard
 CIMpy's documentation you can find [here](http://sogno-platform.github.io/cimpy/).
 The documentation provides instructions on CIMpy's installation, getting started examples and the possibility to browse through the supported CIM class codebases.
 
+## Development
+
+### Developer Installation
+
+```bash
+git clone https://github.com/sogno-platform/cimpy.git
+cd cimpy
+pip install -e .[dev]
+```
+
+Run pre-commit checks manually:
+
+```bash
+pre-commit run --all-files
+```
+
+Install pre-commit hook to run it automatically:
+
+```bash
+pre-commit install
+```
+
 ## License
 
 This project is released under the terms of the [Apache License 2.0](./LICENSE).
 
-## Publication
+## Publications
 
 If you are using CIMpy for your research, please cite the following paper in your publications:
 
 Dinkelbach, J., Razik, L., Mirz, M., Benigni, A., Monti, A.: Template-based generation of programming language specific code for smart grid modelling compliant with CIM and CGMES.
-J. Eng. 2023, 1–13 (2022). [https://doi.org/10.1049/tje2.12208](https://doi.org/10.1049/tje2.12208)
+J. Eng. 2023, 1-13 (2022). [https://doi.org/10.1049/tje2.12208](https://doi.org/10.1049/tje2.12208)