Upgrading the ace editor fixed it, but was a huge pain:
https://github.com/discourse/discourse/commit/d90063fc59b929057be7ec78e6dd27fd5be5eaea
Upgrading the ace editor fixed it, but was a huge pain:
https://github.com/discourse/discourse/commit/d90063fc59b929057be7ec78e6dd27fd5be5eaea