SirMixAlot "But could someone hack my phone remotly when i have GOS installed? If so, what could they do?"
Check the integrity of the OS using Attestation. If your bootloader is locked and it passes, then it should be fine
With the Pixel 8 Pro, the signing key should be '896db2d09d84e1d6bb747002b8a114950b946e5825772a9d48ba7eb01d118c1c'