feat: Support Ubuntu

[yufeih]

Fix or deprecate failed test cases.

[codecov]

Codecov Report

Base: 71.54% // Head: 76.74% // Increases project coverage by +5.20% 🎉

Coverage data is based on head (2e4cbc9) compared to base (db56545).
Patch coverage: 100.00% of modified lines in pull request are covered.

Additional details and impacted files

@@            Coverage Diff             @@
##             main    #8311      +/-   ##
==========================================
+ Coverage   71.54%   76.74%   +5.20%     
==========================================
  Files         955      955              
  Lines       38623    38623              
  Branches     7186        0    -7186     
==========================================
+ Hits        27634    29643    +2009     
- Misses       8943     8980      +37     
+ Partials     2046        0    -2046     

Impacted Files	Coverage Δ
...osoft.DocAsCode.Build.Engine/HostServiceCreator.cs	98.59% <100.00%> (+4.22%)	⬆️
...velManagedReference/SplitClassPageToMemberLevel.cs	79.86% <0.00%> (-2.32%)	⬇️
...eference.Roslyn/Visitors/AllMemberFilterVisitor.cs	0.00% <0.00%> (ø)
src/docfx/SubCommands/InitCommand.cs	41.22% <0.00%> (+0.79%)	⬆️
...ft.DocAsCode.MarkdownLite/JsonTokenTreeRenderer.cs	93.63% <0.00%> (+0.90%)	⬆️
...soft.DocAsCode.Build.Engine/CompilePhaseHandler.cs	95.14% <0.00%> (+0.97%)	⬆️
...agedReference/ManagedReferenceDocumentProcessor.cs	98.95% <0.00%> (+1.04%)	⬆️
...e.Build.Common/Reference/ApplyOverwriteDocument.cs	94.04% <0.00%> (+1.19%)	⬆️
src/Microsoft.DocAsCode.Dfm/DfmRenderer.cs	97.56% <0.00%> (+1.21%)	⬆️
...rializers/EmitGenericDictionaryNodeDeserializer.cs	64.00% <0.00%> (+1.33%)	⬆️
... and 461 more

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