📝 Update TODOs

README.md

@@ -1,6 +1,7 @@
 # tainix_challenges
 
 # TODO
- - [ ] Add a README.md file to the root of the repository
+ - [ ] Add a README.md file to the root of the repository to explain the purpose of the repository and maybe how to fork it tu use it personnally
  - [ ] Adding tests for PIZZAS Challenge
- - [ ] Add a Makefile to launch php server, and maybe a command to start a new challenge based on his name
+ - [ ] Refacto WALL_E to add constants to manage battery min/max, ratios etc
+ - [ ] Move the const API_KEY in ChallengeFactory to .env file