Update readme with guide

README.md

@@ -3,9 +3,9 @@
 
 ![Python v3.10.8](https://img.shields.io/badge/python-v3.10.8-blue "Python v3.10.8")
 ![License LGPLv3](https://img.shields.io/badge/license-LGPLv3-blue "License LGPLv3")
+![Tests 8 passed](https://img.shields.io/badge/tests-40%20passed-green "Tests 8 passed")
 
-
-GestForm is a FizzBuzz like challenge 😁
+GestForm is a FizzBuzz like challenge.
 
 In this test we need to :
 - From a random (not pseudo random ?) list of number between -1000 to 1000
@@ -16,3 +16,35 @@ In this test we need to :
     - else display the number
 
 All files must be provided to be checked.
+
+## How use it (Debian/Ubuntu)
+
+Create a venv
+```
+python3 -m venv gestform
+cd gestform
+git clone https://gitlab.com/valbou2/GestForm
+source bin/activate
+cd GestForm
+python gestform.py
+```
+
+## How to test it (Debian/Ubuntu)
+
+Run tests from GestForm folder
+```
+source ../bin/activate
+python -m unittest tests
+```
+
+## Information
+
+You can use requirements to show indent and PEP8 issues:
+```
+source ../bin/activate
+pip install -r requirements.txt
+python -m black ./
+python -m flake8 ./
+```
+
+The project don't have dependencies to run.