Add RTD config

.gitignore

@@ -168,3 +168,4 @@ cython_debug/
 /src/pytest_ansible/_version.py
 
 .DS_Store
+_readthedocs

.readthedocs.yml

@@ -0,0 +1,25 @@
+---
+version: 2
+
+mkdocs:
+  fail_on_warning: true
+  configuration: mkdocs.yml
+
+build:
+  os: ubuntu-22.04
+  tools:
+    python: "3.11"
+  commands:
+    - pip install --user tox
+    - python3 -m tox -e docs -- --strict --site-dir=_readthedocs/html/
+python:
+  install:
+    - method: pip
+      path: tox
+    - method: pip
+      path: .
+      extra_requirements:
+        - docs
+submodules:
+  include: all
+  recursive: true

mkdocs.yml

@@ -1,6 +1,6 @@
 ---
 site_name: Ansible Pytest Documentation
-site_url: https://pytest-ansible.readthedocs.io/
+site_url: https://ansible.readthedocs.io/projects/pytest-ansible/
 repo_url: https://github.com/ansible/pytest-ansible
 edit_uri: blob/main/docs/
 copyright: Copyright © 2023 Red Hat, Inc.