Pigg 384

[andrewdavidmackenzie]

Add mDNS discovery - announcing in piglet & porky, query in piggui
Fixes #384
Fixes #730

[codecov]

Codecov Report

Attention: Patch coverage is 4.93827% with 231 lines in your changes missing coverage. Please review.

Project coverage is 29%. Comparing base (5dacc36) to head (8e43667).
Report is 38 commits behind head on master.

Files with missing lines	Patch %	Lines
src/discovery.rs	0%	76 Missing ⚠️
src/piglet.rs	0%	44 Missing ⚠️
src/host_net/iroh_host.rs	0%	37 Missing ⚠️
src/piggui.rs	0%	25 Missing ⚠️
src/views/hardware_menu.rs	0%	23 Missing ⚠️
src/usb.rs	0%	12 Missing ⚠️
src/views/hardware_view.rs	0%	8 Missing ⚠️
src/hardware_subscription.rs	0%	6 Missing ⚠️

Additional details and impacted files

@@          Coverage Diff           @@
##           master   #728    +/-   ##
======================================
- Coverage      29%    29%    -0%     
======================================
  Files          46     45     -1     
  Lines        5694   5835   +141     
======================================
+ Hits         1622   1634    +12     
- Misses       4072   4201   +129     

Flag	Coverage Δ
unittests	29% <5%> (-<1%)	⬇️

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[andrewdavidmackenzie]

Some remaining issues with TTL of mdns on porky to work out before we should merge.
Then change the Ttl to 60 seconds or something similar.