feat(sender): fix bug in sender

[mask-pp]

No description provided.

[codecov]

Codecov Report

Attention: Patch coverage is 45.94595% with 60 lines in your changes are missing coverage. Please review.

Project coverage is 53.28%. Comparing base (1b03e6a) to head (21c2c13).

Files	Patch %	Lines
internal/sender/sender.go	53.33%	21 Missing and 7 partials ⚠️
proposer/proposer.go	28.57%	14 Missing and 6 partials ⚠️
internal/sender/common.go	47.82%	11 Missing and 1 partial ⚠️

Additional details and impacted files

@@            Coverage Diff             @@
##             main     #606      +/-   ##
==========================================
- Coverage   53.48%   53.28%   -0.21%     
==========================================
  Files          44       44              
  Lines        5749     5792      +43     
==========================================
+ Hits         3075     3086      +11     
- Misses       2332     2357      +25     
- Partials      342      349       +7     

☔ View full report in Codecov by Sentry.
📢 Have feedback on the report? Share it here.