configuration in file config.json
 {
	"gen.APP_NAME": "Tweet-Toot",
	"gen.log_timestamp": "%Y-%m-%d %H:%M:%S",
	"toots.app_secure_token": "cK2YcOkkAB7UGUPjd3JX4VJSX6EfvNdT2TIm1k0AOIc",
	"toots.cache_path": "/tmp/"
 }
toots.app_secure_token : authorize application to write  on mastodon. connexion  sur le serveurMastodon ,Creation application ....