- [x] Move `getInterpreter()` 👉 `src/plugins/expressions` - [x] Move `interpreterAst()` 👉 `src/plugins/expressions` Blocked by: https://github.com/elastic/kibana/issues/44199 Parent issue: https://github.com/elastic/kibana/issues/44153
