fix: add optional deps to pyproject

Author: beckermr

.github/workflows/tests_mamba.yml

@@ -34,7 +34,7 @@ jobs:
         shell: bash -el {0}
         run: |
           conda install --yes --file=requirements.txt
-          conda install --yes --file=requirements-optional.txt
+          conda install --yes --file=requirements-mamba.txt
           conda install --yes pytest flaky pip python-build setuptools_scm>=7 setuptools>=45 toml
           pip install -e .
 

pyproject.toml

@@ -12,7 +12,7 @@ authors = [
     {name = "conda-forge-tick development team", email = "condaforge@gmail.com"},
 ]
 description = "A mamba-based package to check if a conda-forge feedstock is solvable."
-dynamic = ["version", "dependencies"]
+dynamic = ["version", "dependencies", "optional-dependencies"]
 license = {file = "LICENSE"}
 readme = "README.md"
 
@@ -21,6 +21,7 @@ home = "https://github.com/regro/conda-forge-feedstock-check-solvable"
 
 [tool.setuptools.dynamic]
 dependencies = {file = ["requirements.txt"]}
+optional-dependencies.mamba = { file = ["requirements-mamba.txt"] }
 
 [tool.setuptools.packages.find]
 exclude = ['tests*']