[Feature]: add basedpyright

[qdrddr]

I'd like to benefit from the reduced token usage with basedpyright python type checker

https://github.com/DetachHead/basedpyright

[pszymkowiak]

Fixed in v0.30.0 — basedpyright.toml TOML filter. Tested locally: rtk basedpyright . strips blank lines, keeps type errors.