chore: Type annotations and linting

[g3n35i5]

No description provided.

[codecov]

Codecov Report

Attention: Patch coverage is 83.33333% with 33 lines in your changes missing coverage. Please review.

Project coverage is 91.78%. Comparing base (5da3ac4) to head (83f9fd5).

Files	Patch %	Lines
src/shop_db2/helpers/decorators.py	81.81%	5 Missing and 1 partial ⚠️
src/shop_db2/models/product.py	68.75%	4 Missing and 1 partial ⚠️
src/shop_db2/helpers/utils.py	69.23%	4 Missing ⚠️
src/shop_db2/helpers/query.py	83.33%	3 Missing ⚠️
src/shop_db2/helpers/updater.py	40.00%	3 Missing ⚠️
src/shop_db2/helpers/deposits.py	50.00%	2 Missing ⚠️
src/shop_db2/helpers/hooks.py	66.66%	1 Missing and 1 partial ⚠️
src/shop_db2/helpers/uploads.py	0.00%	2 Missing ⚠️
src/shop_db2/helpers/users.py	50.00%	2 Missing ⚠️
src/shop_db2/models/user.py	80.00%	2 Missing ⚠️
... and 2 more

Additional details and impacted files

@@           Coverage Diff           @@
##             main      #62   +/-   ##
=======================================
  Coverage   91.78%   91.78%           
=======================================
  Files          49       49           
  Lines        2203     2228   +25     
  Branches      271      273    +2     
=======================================
+ Hits         2022     2045   +23     
- Misses        135      136    +1     
- Partials       46       47    +1     

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