Wrapper function to create a new key

CreateNewKey.kt

private lateinit var rawByteKey: ByteArray
private lateinit var dbCharKey: CharArray

/**
 * Generates a new database key.
 */
fun createNewKey() {
    // This is the raw key that we'll be encrypting + storing
    rawByteKey = generateRandomKey()
    // This is the key that will be used by Room
    dbCharKey = rawByteKey.toHex()
}