Function encryptMessage

encryptMessage(
    plaintext: string,
    senderPublicKey: Uint8Array,
    recipientPublicKey: Uint8Array,
): ChatEnvelope
Encrypts a message for a recipient with forward secrecy

Note: senderPublicKey is used for bidirectional decryption - it allows the sender to decrypt their own sent messages.
Parameters
- plaintext: string
- senderPublicKey: Uint8Array
- recipientPublicKey: Uint8Array
Returns ChatEnvelope
- Defined in src/crypto/encryption.ts:31