docs(adonis): logger methods

backend/adonis.js

@@ -281,6 +281,26 @@ Event.listenersCount(event)            // Return the number of listeners for a g
 Event.getListeners(event)              // Return an array of listeners for a given event.
 Event.hasListeners(event)              // Return a boolean indicating whether there are any listeners for a given event.
 
+/********************************************************************************************
+* LOGGER
+* https://adonisjs.com/docs/sessions
+********************************************************************************************/
+
+const Logger = use('Logger')
+
+Logger.level = 'debug'  // Sed default config level
+
+Logger.emerg(msg, …​data)    // Print an emergency log (level 0).
+Logger.alert(msg, …​data)    // Print an alert log (level 1).
+Logger.crit(msg, …​data)     // Print a critical log (level 2).
+Logger.error(msg, …​data)    // Print an error log (level 3).
+Logger.warning(msg, …​data)  // Print a warning log (level 4).
+Logger.notice(msg, …​data)   // Print a notice log (level 5).
+Logger.info(msg, …​data)     // Print an info log (level 6).
+Logger.debug(msg, …​data)    // Print a debug log (level 7).
+
+Logger.transport(transport)  // Switch transport on the fly.
+
 /********************************************************************************************
 * SESSIONS
 * https://adonisjs.com/docs/sessions