chore: migrate sds theme to explorer

[sienacizdziel]

Reviewers

Functional:
@seve
Readability:

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Changes

• add theme.ts for SDS
• modify app.tsx to include theme providers
• reset package.json and include czifui

[codecov]

Codecov Report

Merging #305 (b460656) into main (21f0739) will not change coverage.
The diff coverage is n/a.

@@           Coverage Diff           @@
##             main     #305   +/-   ##
=======================================
  Coverage   76.12%   76.12%           
=======================================
  Files          90       90           
  Lines        6660     6660           
=======================================
  Hits         5070     5070           
  Misses       1590     1590           

Flag	Coverage Δ
frontend	76.12% <ø> (ø)
javascript	76.12% <ø> (ø)
smokeTest	?
unitTest	76.12% <ø> (ø)

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