prepare config

.readthedocs.yml

@@ -1,9 +1,16 @@
 # Required
 version: 2
 
+build:
+  os: "ubuntu-22.04"
+  tools:
+    python: "3.11"
+
 # Build documentation in the docs/ directory with Sphinx
 sphinx:
    configuration: docs/conf.py
 
+
 python:
-   version: 3.7
+  install:
+    - requirements: docs/requirements.txt