Add sphinx-js integration

[timkpaine]

No description provided.

[github-actions]

Test Results

23 tests  +4   23 ✅ +4   11s ⏱️ -5s
 1 suites ±0    0 💤 ±0 
 1 files   ±0    0 ❌ ±0 

Results for commit 411114f. ± Comparison against base commit 30b515e.

[codecov]

Codecov Report

❌ Patch coverage is 95.29412% with 4 lines in your changes missing coverage. Please review.
✅ Project coverage is 91.25%. Comparing base (6f2c767) to head (411114f).
⚠️ Report is 3 commits behind head on main.

Files with missing lines	Patch %	Lines
yardang/build.py	77.77%	2 Missing and 2 partials ⚠️

Additional details and impacted files

@@            Coverage Diff             @@
##             main      #79      +/-   ##
==========================================
+ Coverage   82.93%   91.25%   +8.32%     
==========================================
  Files           7        6       -1     
  Lines         633      572      -61     
  Branches       67       52      -15     
==========================================
- Hits          525      522       -3     
+ Misses         93       37      -56     
+ Partials       15       13       -2     

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