fix: Increase program warmup timeout from 1s to 5s

[aliel]

Increase program warmup timeout from 1s to 5s

Programs need to be warmed up before processing HTTP requests. The default 1s timeout is insufficient for some programs, causing stability issues. Increasing to 5s provides adequate warmup time.

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 65.27%. Comparing base (12496c1) to head (6683201).
Report is 1 commits behind head on main.

Additional details and impacted files

@@            Coverage Diff             @@
##             main     #814      +/-   ##
==========================================
+ Coverage   65.13%   65.27%   +0.13%     
==========================================
  Files          85       85              
  Lines        7685     7685              
  Branches      664      664              
==========================================
+ Hits         5006     5016      +10     
+ Misses       2470     2460      -10     
  Partials      209      209              

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