[FEATURE] Migrate to @oclif/core v4

[Amzani]

Why do we need this improvement?

Use the new features of @oclif/core V4
https://github.com/oclif/core/releases/tag/4.0.0

How will this change help?

• Code maintenance
• Have an updated CLI
• Deprecate ux module

Screenshots

No response

How could it be implemented/designed?

• Check that we don't have any breaking change, especially the ux module (e.g ux.prompt is removed in v4)

🚧 Breaking changes

Yes

👀 Have you checked for similar open issues?

• I checked and didn't find a similar issue

🏢 Have you read the Contributing Guidelines?

• I have read the Contributing Guidelines

Are you willing to work on this issue?

No, someone else can work on it.

[Shurtu-gal]

@Amzani submitting this for the bounty program.

[Souvikns]

@Shurtu-gal I would like to work on this issue.

[aeworxet]

Bounty Issue's service comment

Text labels: bounty/2024-Q4, bounty/medium, bounty/coding
First assignment to regular contributors: 2024-09-20 00:00:00 UTC+12:00
End Of Life after: 2024-10-31 23:59:59 UTC-12:00

@asyncapi/bounty_team

The Bounty Program is not a Mentorship Program. The accepted level of Bounty Program Participants is Middle/Senior.

Regular contributors should explain in meaningful words how they are going to approach the resolution process when expressing a desire to work on this Bounty Issue.

[aeworxet]

@Souvikns says,

@Shurtu-gal I would like to work on this issue.

#1520 (comment)

[Shurtu-gal]

Assigning to @Souvikns.

[aeworxet]

@Souvikns is an AsyncAPI Maintainer specified in https://raw.githubusercontent.com/asyncapi/community/master/MAINTAINERS.yaml, so they fall under the first category in the prioritization list.

[aeworxet]

Bounty Issue's Timeline

Complexity Level	Assignment Date (by GitHub)	Start Date (by BP Rules)	End Date (by BP Rules)	Draft PR Submission	Final PR Merge Start	Final PR Merge End
Medium	2024-09-17	2024-10-07	2024-11-17	2024-10-20	2024-11-03	2024-11-17

Please note that the dates given represent deadlines, not specific dates, so if the goal is reached sooner, it's better.

Keep in mind the responsibility for violations of the Timeline.