v0.1.0 — public launch

First public release. Runtime permission firewall for AI agents: YAML policy, CEL rules, Telegram/popup/TTY approvals, tamper-evident audit, macOS Seatbelt kernel sandbox, red-team battery + cross-tool compare harness (make redteam, make compare). Install: curl -fsSL https://raw.githubusercontent.com/aashish254/agentvault/main/scripts/install.sh | sh