fix linting issues

[zy4]

[codecov[bot]]

Codecov Report

Merging #1508 (5ae95b2) into develop (69042f0) will not change coverage. The diff coverage is n/a.

@@           Coverage Diff            @@
##           develop    #1508   +/-   ##
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  Coverage    13.79%   13.79%           
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  Files            8        8           
  Lines           29       29           
  Branches         1        1           
========================================
  Hits             4        4           
  Misses          25       25           

[felixgabler]

Hey @zy4, there is a frontend rewrite with Vue3 in the works which would take care of all the linting issues too. I'd rather not introduce merge conflicts now. @vikramalva when do you think you'll be able to test the Vue3 version?