fix: docs deployment failures due to missing config (#53)

This fixes the docs being unable to get published to readthedocs due to a missing `.readthedocs.yaml` as it is now a required file.

Author: NyanKiyoshi

.readthedocs.yaml

@@ -0,0 +1,25 @@
+# Read the Docs configuration file for Sphinx projects
+# See https://docs.readthedocs.io/en/stable/config-file/v2.html for details
+
+version: 2
+build:
+  os: ubuntu-24.04
+  tools:
+    python: "3.14"
+  jobs:
+    # Based on https://docs.readthedocs.com/platform/stable/build-customization.html#install-dependencies-with-uv
+    pre_create_environment:
+      - asdf plugin add uv
+      - asdf install uv latest
+      - asdf global uv latest
+    create_environment:
+      - uv venv "${READTHEDOCS_VIRTUALENV_PATH}"
+    install:
+      - >-
+        UV_PROJECT_ENVIRONMENT="${READTHEDOCS_VIRTUALENV_PATH}"
+        uv sync --frozen --group dev
+
+sphinx:
+  configuration: docs/conf.py
+  # Fail on all warnings to avoid broken references
+  fail_on_warning: true