Minder's "repo register" command now checks already registered repos.

[blkt]

Summary

Makes it so that minder CLI leverages changes introduced here.

Fixes #2627

Change Type

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• Bug fix (resolves an issue without affecting existing features)
• Feature (adds new functionality without breaking changes)
• Breaking change (may impact existing functionalities or require documentation updates)
• Documentation (updates or additions to documentation)
• Refactoring or test improvements (no bug fixes or new functionality)

Testing

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Review Checklist:

• Reviewed my own code for quality and clarity.
• Added comments to complex or tricky code sections.
• Updated any affected documentation.
• Included tests that validate the fix or feature.
• Checked that related changes are merged.

[blkt]

Listing message differences by scenario

• registering new repo by name has same output

• interactive registration with selection has same output

• re-registering an already registered repo

$ # main
$ minder repo register -n blkt/actix
Repository blkt/actix is already registered

$ # dev
$ minder-dev repo register -n blkt/actix
Repository blkt/actix is already registered
+No repositories registered

• interactive registration, no selection

$ # main
$ minder repo register
Found 3 remote repositories: 1 registered and 2 unregistered.
? Select repositories to register with Minder:

-Message: Error getting selected repositories
-Details: no repositories selected

$ # dev
$ minder-dev repo register
Found 3 remote repositories: 2 registered and 1 unregistered.
? Select repositories to register with Minder:

+No repositories selected
+No repositories registered

• interactive registration, no repos left

$ # main
$ minder repo register
-Found 3 remote repositories: 3 registered and 0 unregistered.
-Message: Error getting selected repositories
-Details: no repositories found

$ # dev
$ minder-dev repo register
+No repos left to register

Despite the fact that some differences seem to be adding redundant messages, the flow is much more flat than before.

[coveralls]

coverage: 50.308% (-0.006%) from 50.314%
when pulling 422fb2f on issue-2627-cli
into 010b8b9 on main.