Add .readthedocs.yaml (GH-5370)

Backports https://github.com/cython/cython/pull/5254
Closes https://github.com/cython/cython/issues/5364

1 files changed, 25 insertions, 0 deletions

diff --git a/.readthedocs.yaml b/.readthedocs.yaml
new file mode 100644
index 000000000..4be67b756
--- /dev/null
+++ b/.readthedocs.yaml
@@ -0,0 +1,25 @@
+# Read the Docs configuration file
+# See https://docs.readthedocs.io/en/stable/config-file/v2.html for details
+
+# Configuration file version
+version: 2
+
+# Set the versions of the tools
+build:
+  os: ubuntu-20.04
+  tools:
+    python: "3.11"
+
+python:
+  install:
+    - requirements: doc-requirements.txt
+    - method: setuptools  # runs setup.py
+      path: .
+  system_packages: true
+
+sphinx:
+  builder: html
+  configuration: docs/conf.py
+
+# Don't build the docs in additional formats like pdf or epub
+formats: []