Merge pull request #22 from KristinaGomoryova/docs

add readthedocs config file

.readthedocs.yaml

@@ -1,4 +1,21 @@
 version: 2
+
+build:
+  os: ubuntu-22.04
+  tools:
+    python: "3.12"
+  jobs:
+    post_create_environment:
+      - python -m pip install poetry
+    post_install:
+      - VIRTUAL_ENV=$READTHEDOCS_VIRTUALENV_PATH poetry install --with dev
+
+sphinx:
+  configuration: docs/conf.py
+
+formats:
+   - pdf
+
 python:
   install:
     - method: pip