[releases/1.2] rtd: Add .readthedocs.yml (#509)

rtd: Add .readthedocs.yml (#505)

Author: bkeryan

.readthedocs.yml

@@ -0,0 +1,16 @@
+version: 2
+
+build:
+  os: ubuntu-22.04
+  tools:
+    python: "3.9"
+  jobs:
+    post_create_environment:
+      - pip install poetry==1.2.2
+      # Tell poetry to not use a virtual environment
+      - poetry config virtualenvs.create false
+    post_install:
+      - poetry install --with docs
+
+sphinx:
+  configuration: _docs_source/conf.py