spectrafit

5339fe09 - feat: :sparkles: Add `pearson` functions from type I to IV (#911)

feat: :sparkles: Add `pearson` functions from type I to IV (#911) * feat: :sparkles: Add `pearson` functions from type I to IV * build: :arrow_up: Update minimum version for `pydantic` * docs: :memo: Add `pearson` fnc to docs