Add performance tests

[helto4real]

Breaking change

Proposed change

Adds performance testing client and server

Type of change

• Dependency upgrade
• Bugfix (non-breaking change which fixes an issue)
• New feature (which adds functionality to an existing integration)
• Breaking change (fix/feature causing existing functionality to break)
• Code quality improvements to existing code or addition of tests

Additional information

• This PR fixes or closes issue: fixes #
• This PR is related to issue:
• Link to documentation pull request:

Checklist

• The code change is tested and works locally.
• Local tests pass. Your PR cannot be merged unless tests pass
• The code compiles without warnings (code quality check)
• Tests have been added to verify that the new code works.

If user exposed functionality or configuration are added/changed:

• Documentation added/updated for https://netdaemon.xyz

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 82%. Comparing base (afb86ed) to head (68802ac).
Report is 4 commits behind head on main.

Additional details and impacted files

@@         Coverage Diff          @@
##           main   #1249   +/-   ##
====================================
  Coverage    82%     82%           
====================================
  Files       196     196           
  Lines      3840    3854   +14     
  Branches    424     424           
====================================
+ Hits       3160    3175   +15     
+ Misses      516     515    -1     
  Partials    164     164           

Flag	Coverage Δ
unittests	82% <100%> (+<1%)	⬆️

Flags with carried forward coverage won't be shown. Click here to find out more.

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