Feature/double rainbow

[Debilski]

Closes #262.

[Debilski]

Should be kept as an easter egg but possibly hidden behind an env variable. We don’t want to clutter argparse and the command line API with this.

[codecov-io]

Codecov Report

❗ No coverage uploaded for pull request base (master@05d728c). Click here to learn what that means.
The diff coverage is 0%.

@@            Coverage Diff            @@
##             master     #266   +/-   ##
=========================================
  Coverage          ?   66.62%           
=========================================
  Files             ?       30           
  Lines             ?     3937           
  Branches          ?        0           
=========================================
  Hits              ?     2623           
  Misses            ?     1314           
  Partials          ?        0

Impacted Files	Coverage Δ
pelita/scripts/pelita_tkviewer.py	0% <ø> (ø)
pelita/ui/tk_viewer.py	0% <0%> (ø)
pelita/ui/tk_canvas.py	0% <0%> (ø)
pelita/ui/tk_sprites.py	0% <0%> (ø)

---

Continue to review full report at Codecov.

Legend - Click here to learn more
Δ = absolute <relative> (impact), ø = not affected, ? = missing data
Powered by Codecov. Last update 05d728c...87fda25. Read the comment docs.

[codecov-commenter]

Codecov Report

Merging #266 (fd9b743) into main (2b75d4b) will not change coverage.
The diff coverage is n/a.

@@           Coverage Diff           @@
##             main     #266   +/-   ##
=======================================
  Coverage   85.33%   85.33%           
=======================================
  Files          21       21           
  Lines        2278     2278           
=======================================
  Hits         1944     1944           
  Misses        334      334           

---

Continue to review full report at Codecov.

Legend - Click here to learn more
Δ = absolute <relative> (impact), ø = not affected, ? = missing data
Powered by Codecov. Last update 2b75d4b...fd9b743. Read the comment docs.