diff --git a/.ruby-version b/.ruby-version
new file mode 100644
index 0000000000..b347b11eac
--- /dev/null
+++ b/.ruby-version
@@ -0,0 +1 @@
+3.2.3
diff --git a/.vscode/settings.json b/.vscode/settings.json
index 8b39ed90bd..bc2d8b2f46 100644
--- a/.vscode/settings.json
+++ b/.vscode/settings.json
@@ -17,12 +17,7 @@
   "typescript.tsdk": "node_modules/typescript/lib",
   "typescript.format.insertSpaceAfterOpeningAndBeforeClosingNonemptyBraces": false,
   "typescript.referencesCodeLens.enabled": true,
-  "eslint.validate": [
-    "javascript",
-    "javascriptreact",
-    "typescript",
-    "typescriptreact"
-  ],
+  "eslint.validate": ["javascript", "javascriptreact", "typescript", "typescriptreact"],
   "editor.codeActionsOnSave": {
     "source.fixAll.eslint": "explicit"
   },
diff --git a/site/_data/versions.yml b/site/_data/versions.yml
new file mode 100644
index 0000000000..9ce9c36da8
--- /dev/null
+++ b/site/_data/versions.yml
@@ -0,0 +1,4 @@
+vega: 5.27.0
+vega-lite: 5.16.3
+vega-embed: 6.24.0
+vega-tooltip: 0.34.0