Wenichats history after onbody param

[rasoro]

with this PR, when open a ticket for wenichats if body has attribute history_after with value in format DateTime, all messages after this date will be considered to send history

{
    "history_after": "2024-03-28 15:00:00"
}

[codecov-commenter]

Codecov Report

Attention: Patch coverage is 64.28571% with 5 lines in your changes are missing coverage. Please review.

Project coverage is 62.63%. Comparing base (296a6d1) to head (906fe17).

Files	Patch %	Lines
services/tickets/wenichats/service.go	64.28%	2 Missing and 3 partials ⚠️

Additional details and impacted files

@@            Coverage Diff             @@
##             main     #100      +/-   ##
==========================================
+ Coverage   62.51%   62.63%   +0.11%     
==========================================
  Files         148      148              
  Lines       11329    11341      +12     
==========================================
+ Hits         7082     7103      +21     
+ Misses       3205     3191      -14     
- Partials     1042     1047       +5     

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