[projmgr] List layers: introduce active connect handling

[grasci-arm]

Address #1621

[github-actions]

Test Results

    3 files     18 suites   7m 32s ⏱️
  357 tests   357 ✅ 0 💤 0 ❌
1 071 runs  1 071 ✅ 0 💤 0 ❌

Results for commit d39b4a2.

♻️ This comment has been updated with latest results.

[codecov]

Codecov Report

Attention: Patch coverage is 78.82353% with 18 lines in your changes missing coverage. Please review.

Project coverage is 63.78%. Comparing base (65ccc21) to head (d39b4a2).

Additional details and impacted files

@@            Coverage Diff             @@
##             main    #1628      +/-   ##
==========================================
+ Coverage   63.75%   63.78%   +0.02%     
==========================================
  Files         162      162              
  Lines       31520    31586      +66     
  Branches    19316    19374      +58     
==========================================
+ Hits        20097    20146      +49     
+ Misses       7543     7539       -4     
- Partials     3880     3901      +21     

Flag	Coverage Δ
projmgr-cov	80.63% <78.82%> (-0.04%)	⬇️

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

Files	Coverage Δ
tools/projmgr/include/ProjMgrUtils.h	87.50% <ø> (ø)
tools/projmgr/src/ProjMgrWorker.cpp	87.00% <97.29%> (+0.11%)	⬆️
tools/projmgr/test/src/ProjMgrUnitTests.cpp	79.49% <77.77%> (-0.01%)	⬇️
tools/projmgr/test/src/ProjMgrWorkerUnitTests.cpp	65.70% <61.53%> (-0.21%)	⬇️

... and 1 file with indirect coverage changes