feat(cmd): prototype support yaml and json as inputs for command flags

[sanderblue]

⚠️ WIP ⚠️

• Validate flags by name and type
• Add tests

[codecov]

Codecov Report

Merging #1481 (bfd4c0e) into main (13004ac) will decrease coverage by 0.29%.
The diff coverage is 23.86%.

❗ Current head bfd4c0e differs from pull request most recent head ecc47ac. Consider uploading reports for the commit ecc47ac to get more accurate results

@@            Coverage Diff             @@
##             main    #1481      +/-   ##
==========================================
- Coverage   48.01%   47.73%   -0.29%     
==========================================
  Files         123      125       +2     
  Lines        7445     7533      +88     
==========================================
+ Hits         3575     3596      +21     
- Misses       3728     3795      +67     
  Partials      142      142              

Impacted Files	Coverage Δ
internal/utils/utils.go	27.86% <0.00%> (-4.83%)	⬇️
internal/synthetics/command_monitor_run.go	10.34% <10.34%> (ø)
internal/utils/command_do.go	32.35% <32.35%> (ø)
internal/synthetics/command_monitor.go	16.66% <100.00%> (+5.77%)	⬆️

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