feat: implement indirect regressors #4

Job	Run time
ubuntu-latest - Env all Release	38m 41s
ubuntu-latest - Env all Debug	40m 26s
ubuntu-latest - Env all-py39 Release	2m 28s
ubuntu-latest - Env all-py39 Debug	4m 38s
macos-latest - Env all Release	1m 57s
macos-latest - Env all Debug	3m 32s
macos-latest - Env all-py39 Release	21m 38s
macos-latest - Env all-py39 Debug	17m 51s
macos-13 - Env all Release	3m 52s
macos-13 - Env all Debug	33m 21s
macos-13 - Env all-py39 Release	37m 31s
macos-13 - Env all-py39 Debug	6m 33s
windows-latest - Env all Release	1h 15m 5s
windows-latest - Env all-clang-cl Release	5m 9s
check-macos-linux-windows-pixi	4s
	4h 52m 46s

Provide feedback