Initial stab at mesh topology.

[cmhamel]

No description provided.

[codecov]

Codecov Report

❌ Patch coverage is 85.24590% with 9 lines in your changes missing coverage. Please review.
✅ Project coverage is 69.32%. Comparing base (565bf9c) to head (8d744e8).
⚠️ Report is 3 commits behind head on main.

Files with missing lines	Patch %	Lines
src/meshes/Topology.jl	85.24%	9 Missing ⚠️

Additional details and impacted files

@@            Coverage Diff             @@
##             main     #324      +/-   ##
==========================================
+ Coverage   69.16%   69.32%   +0.15%     
==========================================
  Files          54       55       +1     
  Lines        6220     6281      +61     
==========================================
+ Hits         4302     4354      +52     
- Misses       1918     1927       +9     

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