Update Python and Action versions

.github/workflows/ci.yml

@@ -61,10 +61,10 @@ jobs:
     - name: Install poetry
       run: pipx install poetry
 
-    - name: Set up Python 3.12
+    - name: Set up Python 3.11
       uses: actions/setup-python@v5
       with:
-        python-version: 3.12
+        python-version: 3.11
 
     - name: Install python dependencies
       run: poetry install --with docs
@@ -81,10 +81,10 @@ jobs:
     - name: Install poetry
       run: pipx install poetry
 
-    - name: Set up Python 3.12
+    - name: Set up Python 3.11
       uses: actions/setup-python@v5
       with:
-        python-version: "3.12"
+        python-version: 3.11
 
     - name: Install python dependencies
       run: poetry install --with pre-commit,docs,dev

.github/workflows/docs.yml

@@ -44,11 +44,11 @@ jobs:
         poetry run make html
 
     - name: upload
-      uses: actions/upload-pages-artifact@v1
+      uses: actions/upload-pages-artifact@v3
       with:
         # Upload entire repository
         path: './docs/build/html/.'
 
     - name: Deploy to GitHub Pages
       id: deployment
-      uses: actions/deploy-pages@v1
+      uses: actions/deploy-pages@v4

pyproject.toml

@@ -107,12 +107,12 @@ known_aiida = ['aiida']
 [tool.tox]
 legacy_tox_ini = """
 [tox]
-envlist = py38
+envlist = py39
 
 [testenv]
 usedevelop=True
 
-[testenv:py{38,39,310}]
+[testenv:py{39,310,311,312}]
 description = Run the test suite against a python version
 extras = testing
 commands = pytest {posargs}