🔧 tox: add docs-live environment

Author: mbercx

requirements-docs.txt

@@ -4,4 +4,5 @@ sphinx-design2
 sphinxext-rediraffe
 sphinx-subfigure
 ablog~=0.11.1
+sphinx-autobuild
 pyyaml

tox.ini

@@ -66,7 +66,7 @@ commands =
 
 
 [testenv:docs-{update,clean}]
-description = 
+description =
     clean: Build the documentation (remove any existing build)
     update: Build the documentation (modify any existing build)
 deps = -rrequirements-docs.txt
@@ -75,6 +75,11 @@ commands =
     clean: rm -rf docs/_build
     sphinx-build -nW --keep-going -b {posargs:html} docs/ docs/_build/{posargs:html}
 
+[testenv:docs-live]
+description = Build and serve documentation with live reload
+deps = -rrequirements-docs.txt
+commands = sphinx-autobuild -nW --watch docs/ --open-browser docs/ docs/_build/html
+
 [testenv:openstack]
 description = Retrieve an API Key from OpenStack
 deps =