new feature: m number marks work as mastered for active player and shows movements

README.md

@@ -11,16 +11,18 @@ At the moment, an alpha version is undertaken, with these features:
 - The sqlite-database holds a growing number of piano-solo pieces, together with their exact catalogue-numbers and composers.
 - Prepared in this database is a table for users (pianists), that marks which of the pieces can be played.
 
-### Application
+### Application and usage
 
-- Create new users
-- Set an active user
-- Show the pieces stored in the database
-- (planned) Mark pieces as masterd for the active user
+- Create new users (`n username`)
+- Show users (`su`)
+- Set an active user (`a number_of_user`)
+- Show the pieces stored in the database (`s`)
+- Mark pieces as mastered for the active user (`m number_of_work`)
 - (planned) Show pieces by composer
-- (planned) Show movements throug pieces
+- (planned) Show movements through pieces
 
 ## Requirements
 
 - Python 3.9 or higher
-- Enough disk space to hold the database
+- Enough disk space to hold the database
+- run `python builddb.py` to build the SQLite-database-file before running `python rep_cli.py`