refactor: use multi select in setup options

[xtimmy86x]

Related Issues

Closes #60

Proposed Changes:

Transform the configuration of sectors in the options flow from textual input to a multi-select interface for a better and more user-friendly experience:

• Add select component for the OptionsFlow
• Include migration between options v2 -> v3 to avoid breaking changes
• Remove parse_areas_config utility as validation is handled in the select component

Testing:

Extra Notes (optional):

Old method:

New method:

Checklist

• [X] Related issues and proposed changes are filled
• [X] Tests are defining the correct and expected behavior
• [X] Code is well-documented via docstrings

[coveralls]

Pull Request Test Coverage Report for Build 6755453540

• 35 of 35 (100.0%) changed or added relevant lines in 4 files are covered.
• No unchanged relevant lines lost coverage.
• Overall coverage increased (+2.4%) to 94.071%

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Totals
Change from base Build 6748151324:	2.4%
Covered Lines:	501
Relevant Lines:	534

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💛 - Coveralls