refactor(fire alerts): experiment with ports and adapters approach

[gtempus]

https://alistair.cockburn.us/hexagonal-architecture/ https://8thlight.com/insights/a-color-coded-guide-to-ports-and-adapters

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What is the current behavior?

Issue Number: N/A

What is the new behavior?

Does this introduce a breaking change?

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Other information

[codecov-commenter]

Codecov Report

Attention: Patch coverage is 54.41176% with 31 lines in your changes are missing coverage. Please review.

Project coverage is 78.48%. Comparing base (db8de7d) to head (34724e2).

Files	Patch %	Lines
.../domain/services/nasa_viirs_fire_alerts_service.py	42.10%	11 Missing ⚠️
app/adapters/data_api_geostore_geometry_adapter.py	52.63%	9 Missing ⚠️
app/routes/dynamic_vector_tiles.py	28.57%	5 Missing ⚠️
app/domain/services/geostore_geometry_service.py	66.66%	2 Missing ⚠️
app/routes/umd_modis_burned_areas/vector_tiles.py	66.66%	2 Missing ⚠️
app/domain/ports/geostore_geometry_port.py	75.00%	1 Missing ⚠️
app/routes/nasa_viirs_fire_alerts/vector_tiles.py	75.00%	1 Missing ⚠️

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Additional details and impacted files

@@            Coverage Diff             @@
##              dev     #133      +/-   ##
==========================================
- Coverage   78.74%   78.48%   -0.26%     
==========================================
  Files          53       57       +4     
  Lines        1778     1817      +39     
==========================================
+ Hits         1400     1426      +26     
- Misses        378      391      +13     

Flag	Coverage Δ
unittests	78.48% <54.41%> (-0.26%)	⬇️

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