Properly handle ECC keys with invalid points (#304)

Add support for draft-ietf-openpgp-persistent-symmetric-keys-00

This partially reverts commit f280790.

Add support for draft-ietf-openpgp-persistent-symmetric-keys-00

This partially reverts commit f280790.

Merge pull request #298 from ProtonMail/feat/cleartext-hash-header

Cleartext Signature Framework: Only allow valid hashes in header

Add support for draft-ietf-openpgp-persistent-symmetric-keys-00

This partially reverts commit f280790.

Merge pull request #286 from ProtonMail/feat/v1-api-enforce-signature…

…-hashes

RFC 9580 mandates the use of specific hash algorithms for certain signature algorithms. While the v2 API already enforces these restrictions, this PR ports the same logic to the v1 API to ensure that invalid or non-compliant data cannot be written.

feat: ML-KEM change key combiner to latest draft

See:
openpgp-pqc/draft-openpgp-pqc#161

Merge pull request #280 from ProtonMail/fix/aead-max-chunk-size

Change the max AEAD chunk size to 4MiB from 64KiB

Merge pull request #271 from ProtonMail/feat/improve-errors-key-selec…

…tion

v2 API: Improve error messages for encryption key selection

This PR enhances error messages by providing detailed explanations 
when key selection for encryption fails in the v2 API.

feat: ML-KEM change key combiner to latest draft

See:
openpgp-pqc/draft-openpgp-pqc#161