implement guess button function PR

[deanachou]

Description

Entering search zone displays the guess button. clicking "completes" the POI, disabling the search zone and changing the icon into a checkmark. The distance, poi_id, and uuid are also sent to the backend.

Card Link

https://3.basecamp.com/5802516/buckets/37608217/card_tables/7419366744

Type of change

• [ ] Bug fix (non-breaking change which fixes an issue)
• [X] New feature (non-breaking change which adds functionality)
• [ ] Breaking change (fix or feature that would cause existing functionality to not work as expected)
• [ ] This change requires a documentation update

How Has This Been Tested?

Manually tested on local machine.

Checklist before requesting a review

• [X] I have performed a self-review of my code
• [ ] I have commented my code, particularly in hard-to-understand areas
• [ ] I have added tests that prove my fix is effective or that my feature works
• [ ] New and existing unit tests pass locally with my changes
• [ ] Any dependent changes have been merged and published in downstream modules