feat: add mtconnect devices structure

[shoothzj]

No description provided.

[codecov]

Codecov Report

Attention: Patch coverage is 0% with 7 lines in your changes missing coverage. Please review.

Project coverage is 0.00%. Comparing base (e9329da) to head (4c8685e).
Report is 1 commits behind head on main.

Files with missing lines	Patch %	Lines
...hub/protocol/mtconnect/server/MtConnectServer.java	0.00%	4 Missing ⚠️
...tocol/mtconnect/server/impl/MemoryMtProcessor.java	0.00%	2 Missing ⚠️
...mtconnect/server/MtConnectServerConfiguration.java	0.00%	1 Missing ⚠️

Additional details and impacted files

@@          Coverage Diff          @@
##            main      #8   +/-   ##
=====================================
  Coverage   0.00%   0.00%           
=====================================
  Files          4       3    -1     
  Lines         20      15    -5     
=====================================
+ Misses        20      15    -5     

☔ View full report in Codecov by Sentry.
📢 Have feedback on the report? Share it here.