feat: add photos_count support for markers and icons

[tabiodun]

• DB Service: Upgrade indexedDB version to 8.
• Hooks: Enhance useRenderedMarkers to utilize photos_count for marker sprites.
• Icons: Update SVG templates to include a camera icon conditional on photos_count value.

[codecov]

Codecov Report

Attention: Patch coverage is 16.00000% with 21 lines in your changes missing coverage. Please review.

Project coverage is 18.96%. Comparing base (64007d3) to head (347f10a).
Report is 1 commits behind head on master.

Files with missing lines	Patch %	Lines
src/icons/icons_templates.ts	15.78%	16 Missing ⚠️
src/hooks/worksite/useRenderedMarkers.ts	0.00%	5 Missing ⚠️

Additional details and impacted files

@@            Coverage Diff             @@
##           master    #1326      +/-   ##
==========================================
- Coverage   18.97%   18.96%   -0.01%     
==========================================
  Files         428      428              
  Lines       67432    67456      +24     
  Branches     1448     1445       -3     
==========================================
+ Hits        12792    12794       +2     
- Misses      54640    54662      +22     

Flag	Coverage Δ
unitTests	18.96% <16.00%> (-0.01%)	⬇️

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