Add readthe docs scaffolding (#1515)

.readthedocs.yml

@@ -0,0 +1,17 @@
+# Read the Docs configuration file
+# See https://docs.readthedocs.io/en/stable/config-file/v2.html for details
+
+# RTD API version
+version: 2
+
+build:
+  os: ubuntu-22.04
+  tools:
+    python: "3.11"
+
+mkdocs:
+  configuration: mkdocs.yml
+
+python:
+  install:
+  - requirements: ./docs/requirements.txt