feat: IRCv3.2+ capability implementations#84

Draft

MrLenin wants to merge 105 commits intoevilnet:masterfrom

MrLenin:ircv3.2-upgrade

Commits on Jan 1, 2026

Commits on Jan 2, 2026

Merge upstream/master: security hardening fixes accepted
MrLenin
committed

Commits on Jan 5, 2026

feat: Add multiline batch flood protection and rate limiting

MrLenin
and
claude
committed
fix: Prevent use-after-free in chathistory federation requests

MrLenin
and
claude
committed
feat: Add PBKDF2-SHA256/SHA512 password hashing support

MrLenin
and
claude
committed

Commits on Jan 6, 2026

Commits on Jan 7, 2026