update to guest fetching endpoint + models

[manueltorres0]

Description

Type of Change

• Bug fix (non-breaking change that fixes an issue)
• New feature (non-breaking change that adds functionality)
• Breaking change (fix or feature that would cause existing functionality to not work as expected)
• [] Refactoring (code improvement without changing functionality)
• Documentation update
• Configuration/infrastructure change
• Performance improvement
• Test coverage improvement

What Changed?

• I added backend http handler and repo handler support for the new guest profile info needed for the midfis
• added fields to the GuesWithStays model
• adapted the FindGUestWithStayHistory repo method

Testing & Validation

How this was tested

1. Missing http tests

Unfinished Work & Known Issues

• The following items are intentionally deferred:
  • *** tests

  • ---

  • ---

Pre-Merge Checklist

Code Quality

• Code follows the project's style guidelines and conventions
• Self-review completed (I've reviewed my own code for obvious issues)
• No debugging code, console logs, or commented-out code left behind
• No merge conflicts with the base branch
• Meaningful commit messages that explain the "why"

Testing & CI

• All CI checks are passing
• All new and existing tests pass locally
• Test coverage hasn't decreased (or decrease is justified)
• Linting passes without errors

Documentation

• Code is self-documenting or includes helpful comments for complex logic
• API documentation updated (if backend endpoints changed)
• Type definitions are accurate and up-to-date

Reviewer Notes

• Areas needing extra attention: ...
• Questions for reviewers: ...

[codecov]

Codecov Report

❌ Patch coverage is 0% with 54 lines in your changes missing coverage. Please review.
✅ Project coverage is 20.10%. Comparing base (6033a10) to head (aa56e85).

Files with missing lines	Patch %	Lines
backend/internal/repository/guests.go	0.00%	54 Missing ⚠️

Additional details and impacted files

@@            Coverage Diff             @@
##             main     #253      +/-   ##
==========================================
- Coverage   20.37%   20.10%   -0.27%     
==========================================
  Files          39       39              
  Lines        1453     1472      +19     
==========================================
  Hits          296      296              
- Misses       1153     1172      +19     
  Partials        4        4              

Flag	Coverage Δ
backend	20.10% <0.00%> (-0.27%)	⬇️

Flags with carried forward coverage won't be shown. Click here to find out more.

Files with missing lines	Coverage Δ
backend/internal/repository/guests.go	0.00% <0.00%> (ø)

🚀 New features to boost your workflow:

• ❄️ Test Analytics: Detect flaky tests, report on failures, and find test suite problems.
• 📦 JS Bundle Analysis: Save yourself from yourself by tracking and limiting bundle sizes in JS merges.