$ task add Shopping --owner Mark
$ task add Read a book --owner John
$ task list
$ ID   state   owner   summary      
  ────────────────────────────────── 
   1    Todo    Mark    Shopping     
   2    Todo    John    Read a book  

$ task update --id 1 --owner Jim
$ task list
$ ID   state   owner   summary      
  ────────────────────────────────── 
   1    Todo    Jim    Shopping     
   2    Todo    John    Read a book

$ task --help
$ task --help

Usage: task [OPTIONS] COMMAND [ARGS]...

Task is a small command line task tracking application.

╭─ Options ────────────────────────────────────────────────────────────────────────────────────────────────────────────────────╮
│ --version             -v        Retrieves version of the app                                                                 │
│ --install-completion            Install completion for the current shell.                                                    │
│ --show-completion               Show completion for the current shell, to copy it or customize the installation.             │
│ --help                          Show this message and exit.                                                                  │
╰──────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────╯
╭─ Commands ───────────────────────────────────────────────────────────────────────────────────────────────────────────────────╮
│ add      Adds a task to the task board                                                                                       │
│ clear    Delete off all tasks                                                                                                │
│ delete   Delete a task with given id.                                                                                        │
│ finish   Finish a task with given id.                                                                                        │
│ list     Gets a list of tasks, filtering by owner or state if provided.                                                      │
│ start    Starts a task with given id.                                                                                        │
│ update   Updates a task with given id.