feat(profiles): add profile aggregates

[faustbrian]

Resolves #466

[codecov]

Codecov Report

Merging #469 into master will decrease coverage by 0.00%.
The diff coverage is 62.50%.

@@            Coverage Diff             @@
##           master     #469      +/-   ##
==========================================
- Coverage   72.11%   72.10%   -0.01%     
==========================================
  Files          52       52              
  Lines        1015     1029      +14     
  Branches       73       73              
==========================================
+ Hits          732      742      +10     
- Misses        254      258       +4     
  Partials       29       29              

Flag	Coverage Δ
#unit	72.10% <62.50%> (-0.01%)	⬇️

Impacted Files	Coverage Δ
...dk-profiles/src/repositories/contact-repository.ts	94.44% <0.00%> (-2.70%)	⬇️
...ofiles/src/repositories/notification-repository.ts	95.65% <0.00%> (-4.35%)	⬇️
...sdk-profiles/src/repositories/wallet-repository.ts	84.31% <50.00%> (-1.69%)	⬇️
packages/platform-sdk-profiles/src/profile.ts	91.30% <70.00%> (-0.37%)	⬇️
packages/platform-sdk-profiles/src/wallet.ts	55.91% <100.00%> (+0.47%)	⬆️

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