feat(form): allow specifying message in validateAndNotify

[brc-dd]

fixes #284

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[codecov]

Codecov Report

Patch and project coverage have no change.

Comparison is base (976081b) 82.80% compared to head (716f2ce) 82.80%.

Additional details and impacted files

@@           Coverage Diff           @@
##             main     #287   +/-   ##
=======================================
  Coverage   82.80%   82.80%           
=======================================
  Files         120      120           
  Lines       10090    10090           
  Branches      419      419           
=======================================
  Hits         8355     8355           
  Misses       1735     1735           

Impacted Files	Coverage Δ
lib/composables/Form.ts	0.00% <0.00%> (ø)

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[kiaking]

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