docs: fix docu generation

.github/workflows/test_docs.yml

@@ -0,0 +1,16 @@
+name: test docs
+on:
+  pull_request:
+  push:
+    branches: [main]
+
+jobs:
+  build:
+    name: build docs
+    runs-on: ubuntu-latest
+    steps:
+    - uses: actions/checkout@v3
+    - uses: actions/setup-python@v4
+    - run: pip install nox==2023.4.22
+    - run: pip install poetry nox-poetry
+    - run: nox --session mkdocs -- build

noxfile.py

@@ -61,12 +61,12 @@ def test(session):
 
 
 @session(python="python3.10")
-def docs(session):
+def docs_serve(session):
     session.install("mkdocs", "mkdocs-material[imaging]", "mkdocstrings[python]")
-    session.run("mkdocs", "build", *session.posargs)
+    session.run("mkdocs", "serve", *session.posargs)
 
 
 @session(python="python3.10")
-def docs_serve(session):
+def mkdocs(session):
     session.install("mkdocs", "mkdocs-material[imaging]", "mkdocstrings[python]")
-    session.run("mkdocs", "serve", *session.posargs)
+    session.run("mkdocs", *session.posargs)

pyproject.toml

@@ -73,7 +73,7 @@ time-machine = ">=2.10.0"
 
 [tool.poetry.group.doc.dependencies]
 mkdocs = ">=1.4.2"
-mkdocs-material = {extras = ["imaging"], version = ">=8.5.10"}
+mkdocs-material = {extras = ["imaging"], version = ">=9.5.17"}
 mkdocstrings = {extras = ["python-legacy"], version = ">=0.19.0"}
 
 [tool.poetry.plugins.pytest11]