In place of storing entropy, store the mnemonic created with the entropy. Steganography could be valuable when storing the mnemonic. The random mnemonic generator on this page works by using a cryptographically secure random amount generator. The inbuilt random generator can normally be reliable a lot more than your own https://letsbookmarkit.com/story18766559/the-ultimate-guide-to-bip39-seed-phrase-github