r backend

[artemklevtsov]

Hi,

It would be nice to add R language backend. I tried conda withoud success.

# mise.toml
[settings]
experimental = true

[tools]
"conda:r" = "4.5"

❯ mise install
conda:r@4.5                fixing library paths      
❯ LANG=C R
/home/user/.local/share/mise/installs/conda-r/4.5/bin/R: line 250: /home/conda/feedstock_root/build_artifacts/r-base-split_1761983819699/_h_env_placehold_placehold_placehold_placehold_placehold_placehold_placehold_placehold_placehold_placehold_placehold_placehold_placehold_placehold_placehold_placehold_placehold_placehol/lib/R/etc/ldpaths: No such file or directory