[DOC] rework of sphinx docs - part 2 (#85)

rework of `sphinx` docs - part 2: readthedocs.yaml

.readthedocs.yml

@@ -0,0 +1,19 @@
+# Read the Docs configuration file
+# See https://docs.readthedocs.io/en/stable/config-file/v2.html for details
+
+version: 2
+
+python:
+  install:
+    - method: pip
+      path: .
+      extra_requirements:
+        - docs
+build:
+  os: ubuntu-22.04
+  tools:
+    python: "3.11"
+
+sphinx:
+  configuration: docs/source/conf.py
+#  fail_on_warning: True