[add:docs] Init .readthedocs.yaml for "Read The Docs"

Author: Qu1nel

.readthedocs.yaml

@@ -0,0 +1,11 @@
+version: 2
+
+sphinx:
+  configuration: docs/source/conf.py
+
+python:
+  install:
+    - method: pip
+      path: .
+      extra_requirements:
+        - docs