The 1.12 release is focused on stability. In addition to the improvements listed in https://github.com/Qiskit/qiskit_sphinx_theme/releases/tag/1.12.0rc1, we improved our internal infrastructure to facilitate future improvements.
This release only has one bug fix compared to 1.12.0rc1:
* Fix regression of code links being blue (Cherry-pick of 336) (https://github.com/Qiskit/qiskit_sphinx_theme/pull/337)