[Improvement] Add AGENTS.md + SECURITY.md to make the security model discoverable#18310

SbloodyS merged 1 commit into

apache:devapache/dolphinscheduler:devfrom

potiuk:asf-security/discoverability-2026-06-01potiuk/dolphinscheduler:asf-security/discoverability-2026-06-01Copy head branch name to clipboard