Add mk build

[ad12]

Add mk build that runs npm run build and makes the appropriate wrappers

[codecov-commenter]

Codecov Report

Merging #339 (2b9b0ab) into main (aaa2d70) will decrease coverage by 0.06%.
The diff coverage is 0.00%.

@@            Coverage Diff             @@
##             main     #339      +/-   ##
==========================================
- Coverage   67.08%   67.02%   -0.06%     
==========================================
  Files         246      246              
  Lines       13251    13262      +11     
  Branches     1918     1919       +1     
==========================================
  Hits         8889     8889              
- Misses       3935     3946      +11     
  Partials      427      427              

Flag	Coverage Δ
unittests	67.02% <0.00%> (-0.06%)	⬇️

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

Impacted Files	Coverage Δ
meerkat/cli/main.py	0.00% <0.00%> (ø)

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