docs: Add basic SEO configuration (#160)

* Set canonical URL to the main branch.

* Add Google tag for Google Analytics.

Author: mikemckiernan

docs/source/conf.py

@@ -81,6 +81,7 @@
 html_theme = "sphinx_rtd_theme"
 html_theme_options = {
     "navigation_depth": 2,
+    "analytics_id": "G-NVJ1Y1YJHK",
 }
 html_show_sourcelink = False
 
@@ -101,6 +102,7 @@
 smv_refs_override_suffix = "-docs"
 
 html_sidebars = {"**": ["versions.html"]}
+html_baseurl = "https://nvidia-merlin.github.io/models/main"
 
 intersphinx_mapping = {
     "python": ("https://docs.python.org/3", None),