enhance(events): add NewEventsFromSlice method

[ecrupper]

This will allow for the CLI and Server and any other user code to more easily generate the AllowEvents struct from a common source of input (a slice).

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 96.60%. Comparing base (b1970b9) to head (f1f3cf0).

Additional details and impacted files

@@            Coverage Diff             @@
##             main     #366      +/-   ##
==========================================
+ Coverage   96.57%   96.60%   +0.02%     
==========================================
  Files          69       69              
  Lines        5318     5353      +35     
==========================================
+ Hits         5136     5171      +35     
  Misses        109      109              
  Partials       73       73              

Files	Coverage Δ
library/events.go	100.00% <100.00%> (ø)

[jbrockopp]

LGTM