Load templates correctly

doc/conf.py

@@ -32,7 +32,9 @@
 import panel
 
 from nbsite import nbbuild
-from nbsite.shared_conf import remove_mystnb_static
+from nbsite.shared_conf import (
+    html_sidebars, remove_mystnb_static, templates_path,
+)
 from nbsite.util import base_version  # noqa
 from panel.io.convert import BOKEH_VERSION, PY_VERSION
 from panel.io.resources import CDN_DIST, DIST_DIR
@@ -90,7 +92,7 @@ def setup(app):
 }
 
 # Add any paths that contain templates here, relative to this directory.
-templates_path = ['_templates']
+templates_path += ['_templates']
 
 # List of patterns, relative to source directory, that match files and
 # directories to ignore when looking for source files.
@@ -129,11 +131,6 @@ def setup(app):
     "pygment_dark_style": "material"
 }
 
-html_sidebars = {
-    "index": ["sidebar-nav-bs-alt"],
-    "**": ["sidebar-nav-bs-alt"],
-}
-
 html_context = {
     "default_mode": "light",
 }