doc: install documentaion packages for readthedocs

Author: CPrescher

.readthedocs.yaml

@@ -14,7 +14,7 @@ build:
     post_install:
       - pip install poetry
       - poetry config virtualenvs.create false
-      - poetry install
+      - poetry install --with docs
 
 # Build documentation in the "docs/" directory with Sphinx
 sphinx:

pyproject.toml

@@ -39,6 +39,8 @@ xraylib = "^4.1.5"
 mock = "^5.0.1"
 pytest = "^7.3.1"
 pytest-cov = "^4.1.0"
+
+[tool.poetry.group.docs.dependencies]
 sphinx = "^7.2.5"
 myst-parser = "^2.0.0"
 nbsphinx = "^0.9.3"