Ploidy impacts the response of Chinook salmon (π˜–π˜―π˜€π˜°π˜³π˜©π˜Ίπ˜―π˜€π˜©π˜Άπ˜΄ 𝘡𝘴𝘩𝘒𝘸𝘺𝘡𝘴𝘀𝘩𝘒) to pathogen and thermal stress