Small Ithaco fixes

[jenshnielsen]

Avoid using deprecated alias in type annotation.
Use generic Parameter anotations
Export CurrentParameter and update example to use it from correct location

[codecov]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 59.88%. Comparing base (40d92bc) to head (c9976e8).
⚠️ Report is 5 commits behind head on main.

Additional details and impacted files

@@           Coverage Diff           @@
##             main    #7839   +/-   ##
=======================================
  Coverage   59.88%   59.88%           
=======================================
  Files         352      352           
  Lines       31860    31860           
=======================================
  Hits        19079    19079           
  Misses      12781    12781           

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