What's Changed
* add crypto functions (hash, derivationKey, sign, encryption)
* add transaction builder
* add the API interaction to send tx
* Wrap code/content/secret to get the byte size instead of the string size
* support of auto finding the transaction index
* add other transaction type code proposal , code approval
* Support NFT transfers
* Move Buffer to Uint8Array
* Implement AES encryption/decryption
* Add get storage nonce public key
* Ensure amount are positive
**Full Changelog**: https://github.com/archethic-foundation/libjs/commits/v1.0.0