Add network monitoring module

[kevmo314]

Description

Reference issue

Fixes #...

[codecov]

Codecov Report

❌ Patch coverage is 25.79618% with 233 lines in your changes missing coverage. Please review.
✅ Project coverage is 82.98%. Comparing base (f56f52c) to head (415b683).

Files with missing lines	Patch %	Lines
internal/netmon/monitor_linux.go	28.19%	186 Missing and 5 partials ⚠️
internal/netmon/events.go	0.00%	38 Missing ⚠️
internal/netmon/monitor.go	60.00%	4 Missing ⚠️

❌ Your patch check has failed because the patch coverage (25.79%) is below the target coverage (70.00%). You can increase the patch coverage or adjust the target coverage.

Additional details and impacted files

@@            Coverage Diff             @@
##           master     #820      +/-   ##
==========================================
- Coverage   86.71%   82.98%   -3.74%     
==========================================
  Files          43       46       +3     
  Lines        4706     5020     +314     
==========================================
+ Hits         4081     4166      +85     
- Misses        448      672     +224     
- Partials      177      182       +5     

Flag	Coverage Δ
go	82.98% <25.79%> (-3.74%)	⬇️

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