feat(auth)!: move consent interaction to different port

[golobitch]

Changes proposed in this pull request

• Check issue

Context

fixes #2649

Checklist

• [x] Related issues linked using fixes #number
• [x] Tests added/updated
• [x] Documentation added
• [x] Make sure that all checks pass
• [ ] Bruno collection updated

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[golobitch]

@njlie @mkurapov I have also moved the Grant lookup to the interaction server.