fix: codecov token

[Gogomoe]

What's changed and what's your intention?

changes:

• fix codecov token
• fix make lint

Checklist

• I have written the necessary docs and comments
• I have added necessary unit tests and integration tests

Refer to a related PR or issue link (optional)

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 85.87%. Comparing base (3526f07) to head (95eb4f1).

Additional details and impacted files

@@            Coverage Diff             @@
##             main      #25      +/-   ##
==========================================
- Coverage   86.36%   85.87%   -0.50%     
==========================================
  Files           4        4              
  Lines         638      538     -100     
==========================================
- Hits          551      462      -89     
+ Misses         83       72      -11     
  Partials        4        4              

Flag	Coverage Δ
unittests	85.87% <ø> (-0.50%)	⬇️

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[wjf3121]

LGTM!