Add Read the Docs config for VitePress builds

Author: maxrjones

.readthedocs.yml

@@ -0,0 +1,18 @@
+# Read the Docs configuration file
+# See https://docs.readthedocs.com/platform/stable/build-customization.html
+# RTD configures the VitePress base URL automatically at build time.
+
+version: 2
+
+build:
+  os: ubuntu-lts-latest
+  tools:
+    nodejs: "latest"
+  jobs:
+    install:
+      - npm ci
+    build:
+      html:
+        - npm run docs:build
+        - mkdir -p $READTHEDOCS_OUTPUT/
+        - mv .vitepress/dist $READTHEDOCS_OUTPUT/html