Removes some warnings

[fedefernandez]

Specially the ones in the macro are a bit annoying

[codecov]

Codecov Report

Merging #488 into master will decrease coverage by 10.11%.
The diff coverage is 0%.

@@             Coverage Diff             @@
##           master     #488       +/-   ##
===========================================
- Coverage   75.05%   64.94%   -10.12%     
===========================================
  Files          61       61               
  Lines         854      987      +133     
  Branches       17       17               
===========================================
  Hits          641      641               
- Misses        213      346      +133

Impacted Files	Coverage Δ
modules/server/src/main/scala/package.scala	0% <0%> (ø)	⬆️
...idlgen/core/src/main/scala/IdlGenApplication.scala	0% <0%> (ø)	⬆️

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[juanpedromoreno]

👍