* Add `SECURITY.md` and `SECURITY_CONTACTS`
Signed by: Randall T. Vasquez <ran.dall@icloud.com>
* Add OpenSFF Best Practices badge
Signed by: Randall T. Vasquez <ran.dall@icloud.com>
Co-authored-by: Matthew Phillips <matthew@skypack.dev>
Co-authored-by: Nate Moore <natemoo-re@users.noreply.github.com>
