Various smaller fixes

[ueman]

No description provided.

[codecov]

Codecov Report

Merging #161 (0f108e1) into master (49f440c) will not change coverage.
The diff coverage is n/a.

@@           Coverage Diff           @@
##           master     #161   +/-   ##
=======================================
  Coverage   82.41%   82.41%           
=======================================
  Files          21       21           
  Lines         654      654           
=======================================
  Hits          539      539           
  Misses        115      115           

Impacted Files	Coverage Δ
feedback/lib/src/feedback_bottom_sheet.dart	81.66% <ø> (ø)

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