fix build workflow

Author: stes

.github/workflows/docs.yml

@@ -61,10 +61,10 @@ jobs:
           # ref: main
           ref: stes/add-xcebra
 
-      - name: Set up Python ${{ matrix.python-version }}
+      - name: Set up Python 3.10
         uses: actions/setup-python@v5
         with:
-          python-version: ${{ matrix.python-version }}
+          python-version: 3.10
 
       - name: Install package
         run: |

docs/Makefile

@@ -3,12 +3,10 @@
 
 # You can set these variables from the command line, and also
 # from the environment for the first two.
-SPHINXOPTS    ?=
-SPHINXBUILD   ?= sphinx-autobuild
+SPHINXOPTS    ?= -W --keep-going -n
+SPHINXBUILD   ?= sphinx-build
 SOURCEDIR     = source
 BUILDDIR      = build
-PORT          ?= 8000
-HOST          ?= 127.0.0.1
 
 # Put it first so that "make" without argument is like "make help".
 help:
@@ -18,7 +16,7 @@ help:
 
 # Build the API documentation using sphinx
 html:
-	PYTHONPATH=.. $(SPHINXBUILD) --port $(PORT) --host $(HOST) -M html "$(SOURCEDIR)" "$(BUILDDIR)" $(SPHINXOPTS) $(O)
+	PYTHONPATH=.. $(SPHINXBUILD) -M html "$(SOURCEDIR)" "$(BUILDDIR)" $(SPHINXOPTS) $(O)
 
 # Build multiple versions
 html_versions:

tools/build_docs.sh

@@ -11,7 +11,7 @@ docker run -u $(id -u):$(id -g) \
   -v /tmp/.cache/fontconfig:/.cache/fontconfig \
   -e MPLCONFIGDIR=/tmp/.cache/matplotlib \
   -w /app \
-  --env HOST=0.0.0.0 \
-  --env PORT=8000 \
+  --env SPHINXBUILD="sphinx-autobuild" \
+  --env SPHINXOPTS="-W --keep-going -n --port 8000 --host 0.0.0.0" \
   -it cebra-docs \
   make docs