[docker][feat] Add someengineering/resh container

[lloesche]

Description

Add a someengineering/resh container that uses resh as its entrypoint.

Code of Conduct

By submitting this pull request, I agree to follow the code of conduct.

[codecov-commenter]

Codecov Report

Merging #789 (9940a9e) into main (edc9e22) will not change coverage.
The diff coverage is n/a.

❗ Current head 9940a9e differs from pull request most recent head 96ff15c. Consider uploading reports for the commit 96ff15c to get more accurate results

@@           Coverage Diff           @@
##             main     #789   +/-   ##
=======================================
  Coverage   89.78%   89.78%           
=======================================
  Files          69       69           
  Lines        9934     9934           
=======================================
  Hits         8919     8919           
  Misses       1015     1015           

Flag	Coverage Δ
resotocore	89.78% <ø> (ø)

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[aquamatthias]

Thanks!