Salsa L3

Author: GrantBirki

README.md

@@ -6,6 +6,7 @@
 [![acceptance](https://github.com/runwaylab/issue-db/actions/workflows/acceptance.yml/badge.svg)](https://github.com/runwaylab/issue-db/actions/workflows/acceptance.yml)
 [![release](https://github.com/runwaylab/issue-db/actions/workflows/release.yml/badge.svg)](https://github.com/runwaylab/issue-db/actions/workflows/release.yml)
 [![coverage](./docs/assets/coverage.svg)](./docs/assets/coverage.svg)
+![slsa-level3](docs/assets/slsa-level3.svg)
 
 A Ruby Gem to use GitHub Issues as a NoSQL JSON document db.