23 use bash c maybe leak chaild process

[alfiankan]

• fix(whitelisting): disable if there is no list
• feat(exec-timeout): add timeout execution for go routine

[codecov]

Codecov Report

Merging #24 (f182217) into main (8d49ae7) will decrease coverage by 20.63%.
The diff coverage is 47.82%.

@@             Coverage Diff             @@
##             main      #24       +/-   ##
===========================================
- Coverage   80.00%   59.37%   -20.63%     
===========================================
  Files           1        1               
  Lines          15       32       +17     
===========================================
+ Hits           12       19        +7     
- Misses          2       12       +10     
  Partials        1        1               

Impacted Files	Coverage Δ
executor/command.go	59.37% <47.82%> (-20.63%)	⬇️

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