================COMMANDS AND THE RESULTS OF THEIR EXECUTION================
node index.js --action="list" ------ A link with a screenshot of the execution result: https://drive.google.com/file/d/18wWj8shfB0fhaiTirjb7e6ehwm9plT7_/view?usp=drive_link
We get a contact by id and output the contact object or null to the console, if there is no contact with such an id.
node index.js --action="get" --id 05olLMgyVQdWRwgKfg5J6 ------ A link with a screenshot of the execution result: https://drive.google.com/file/d/1GRHO2A_YEjZyxiGkWoQy7mQNEDdSTnhR/view?usp=drive_link
node index.js --action="add" --name Mango --email [email protected] --phone 322-22-22 ------ A link with a screenshot of the execution result: https://drive.google.com/file/d/1tFJ8_hPWkP1liQLT1KF3oF32oWdlMgzA/view?usp=drive_link
We delete the contact and display the object of the deleted contact or null in the console, if the contact with this id does not exist.
node index.js --action="remove" --id qdggE76Jtbfd9eWJHrssH ------ A link with a screenshot of the execution result: https://drive.google.com/file/d/1Cco9GI-oTl3ctv7X22j1lHBXZe6D4P5Z/view?usp=drive_link