Implement Robot Accounts in CLI

[bupd]

Objective:

• Implement robot account management in CLI which helps to run automated operations.
• Add commands to manage both system and project robot accounts.
• Manage permissions for the robot account as detailed here.
• Implement legacy robot accounts, which are labeled as Legacy in Harbor v2.2 and later, with plans for future removal.

Robot accounts created before Harbor v2.2 are considered legacy robot accounts and will appear with a Legacy label in the Harbor v2.2 and later interface. It will be removed in a future version of Harbor. (link)

Tasks

Add CLI Commands for Robot Account Management:

• Create: Add a new robot account.
• Update: Modify an existing robot account.
• Delete: Remove a robot account.
• View: Display details of robot accounts.
• Refresh: Refresh the robot secret.

Ensure no sensitive information is leaked during managing robot secrets.

Rationale

Implementing secure and efficient robot account management in the CLI is crucial for enabling automated operations and replication, enhancing overall project security and functionality.

#94