Calculates the SHA-256 hash of a file and returns it in hexadecimal format.
sha256_f({file_path})
Calculate the SHA-256 hash for a file located at “data/file.txt”
sha256_f("data/file.txt"); // returns the SHA-256 hash in hexadecimal format
crc16 crc32 sha256 sha256_f md5 md5_f