test: percy visual testing init

[dannyrb]

No description provided.

[codecov]

Codecov Report

Merging #1053 into master will not change coverage.
The diff coverage is n/a.

@@          Coverage Diff           @@
##           master   #1053   +/-   ##
======================================
  Coverage    9.62%   9.62%           
======================================
  Files         251     251           
  Lines        6257    6257           
  Branches     1162    1162           
======================================
  Hits          602     602           
  Misses       4600    4600           
  Partials     1055    1055

Flag	Coverage Δ
#core	13.59% <ø> (ø)	⬆️
#viewer	0.42% <ø> (ø)	⬆️

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