fix format script for --check option and update ci files for docs build

Signed-off-by: Ivan Schaller <ivan@schaller.sh>

.github/workflows/docs.yml

@@ -22,8 +22,8 @@ jobs:
         with:
           python-version: "3.12"
 
-      - name: Install requirements
-        run: pip install -r requirements.txt
+      - name: Install requirements-dev
+        run: pip install -r requirements-dev.txt
 
       - name: Run scripts/get-docs
         run: ./script/get-docs

script/format

@@ -10,4 +10,8 @@ SOURCE_MARKDOWN="$(find *.md docs examples -name '*.md')"
 isort "$@" $SOURCES_PYTHON
 black "$@" $SOURCES_PYTHON
 
-mdformat --compact-tables --number $SOURCE_MARKDOWN
+if [[ "$*" =~ check ]]; then
+    mdformat --check --compact-tables --number $SOURCE_MARKDOWN
+else
+    mdformat --compact-tables --number $SOURCE_MARKDOWN
+fi