Updated publish actions

* Added action on push to develop, and pull_request to develop.
  - Reserved Deploy step only when on master.

* added Makefile check

.github/workflows/publish.yml

@@ -4,6 +4,10 @@ on:
   push:
     branches:
       - master
+      - develop
+  pull_request:
+    branches:
+      - develop
   workflow_dispatch:
 
 jobs:
@@ -27,7 +31,7 @@ jobs:
       - name: "Setup python for sphinx"
         uses: actions/setup-python@v5
         with:
-          python-version: 3.10
+          python-version: 3.12.1
 
       - name: "Install python dependencies"
         run: |
@@ -51,6 +55,7 @@ jobs:
         continue-on-error: true
 
       - name: "Deploy"
+        if: github.ref == 'refs/heads/master'
         run: |
           git clone -b gh-pages --single-branch https://github.com/CGNS/cgns.github.io.git docs/deploy
           rsync -q -av --checksum --progress docs/html/ docs/deploy

Makefile

@@ -9,6 +9,9 @@ SOURCEDIR     = .
 BUILDDIR      = ./docs/html
 CURRENT_DIR   = $(shell pwd)
 
+check_python:
+	@python3 -c 'import sys; assert sys.version_info >= (3, 9), "Python 3.9+ is required"'
+
 # Put it first so that "make" without argument is like "make help".
 help:
 	@$(SPHINXBUILD) -M help "$(SOURCEDIR)" "$(BUILDDIR)" $(SPHINXOPTS) $(O)
@@ -18,6 +21,7 @@ help:
 # Catch-all target: route all unknown targets to Sphinx using the new
 # "make mode" option.  $(O) is meant as a shortcut for $(SPHINXOPTS).
 %: Makefile
+	@$(MAKE) check_python
 	git submodule init
 	git submodule update --init --force --remote
 	if [ ! -d $(BUILDDIR) ]; then mkdir -p $(BUILDDIR); fi