feat: sync remote sources

[siiddhantt]

• What kind of change does this PR introduce? (Bug fix, feature, docs update, ...)
  -- sync remote sources every X days
  -- detect and sync only changed files
  -- allow users to choose specific files to sync

[vercel]

@siiddhantt is attempting to deploy a commit to the Arc53 Team on Vercel.

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[codecov]

Codecov Report

Attention: Patch coverage is 30.76923% with 36 lines in your changes missing coverage. Please review.

Project coverage is 21.65%. Comparing base (1ae7771) to head (9ca5f62).
Report is 37 commits behind head on main.

❗ Current head 9ca5f62 differs from pull request most recent head aa73303

Please upload reports for the commit aa73303 to get more accurate results.

Files	Patch %	Lines
application/worker.py	28.57%	20 Missing ⚠️
application/api/internal/routes.py	16.66%	10 Missing ⚠️
application/api/user/tasks.py	50.00%	6 Missing ⚠️

Additional details and impacted files

@@            Coverage Diff             @@
##             main     #982      +/-   ##
==========================================
+ Coverage   21.58%   21.65%   +0.07%     
==========================================
  Files          80       80              
  Lines        3600     3643      +43     
==========================================
+ Hits          777      789      +12     
- Misses       2823     2854      +31     

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