I have this one for review. I would categorize it as a safe, since it doesn't affect backwards compatibility.
This PR [1] <https://github.com/apache/tomcat/pull/274> has the following components 1. Changes to build script to include reflection and resources files in META-INF 2. The Graal configuration files under res/graal/<component> 3. A sample embedded server 4. A script to build the native-image (requires GraalVM and native-image on the path) under res/graal/ 5. A script that runs and validates the native image under res/graal/ [1] https://github.com/apache/tomcat/pull/274