Clean up of README and requirements.txt

README.md

@@ -2,10 +2,16 @@
 
 First test of LangGraph following the documentation
 
+
 Step 1 : follow the LangGraph tutorial "Build a custom workflow"
+
 Step 2 : use the base to create a different custom workflow
 
+
 To use, install all dependancies : requirements.txt
+
 Fullfil the .env (all parameters are mandatory)
+
 Run : python -m main
-Exit with "quit", "exit", "q"
+
+Exit with "quit", "exit", "q"