Feature/update intro screen ab

[PMISING]

Pull Request Template

Summary of Changes

• Persisting forecaster changes with Room DB.

Screenshots/Video (if applicable)

Related Issues/Tasks

• Closes #

Steps to Test

Checklist

• My code follows the project's code style and guidelines.
• I have performed a self-review of my code.
• I have commented on my code, particularly in hard-to-understand areas.
• My changes generate no new warnings or errors.
• I have checked my code and corrected any misspellings.
• I have added appropriate documentation where applicable.
• Any dependent changes have been merged and published in downstream modules.

Deployment

• Deployment instructions have been updated, if necessary.
• No breaking changes or major migrations.

Notes