Initial public Omnigraph repository

SECURITY.md

@@ -0,0 +1,14 @@
+# Security Policy
+
+Please do not report security issues through public GitHub issues.
+
+If GitHub private vulnerability reporting is enabled for this repository, use
+that channel. Otherwise, contact the maintainers directly through a private
+channel before publishing details.
+
+When reporting an issue, include:
+
+- affected version or commit
+- impact
+- reproduction steps
+- any proposed mitigation