enable renovate

Author: bst27

renovate.json

@@ -0,0 +1,14 @@
+{
+  "$schema": "https://docs.renovatebot.com/renovate-schema.json",
+  "extends": [
+    "config:best-practices",
+    ":pinDependencies"
+  ],
+  "major": {
+    "dependencyDashboardApproval": true
+  },
+  "rebaseWhen": "behind-base-branch",
+  "lockFileMaintenance": {
+    "enabled": true
+  }
+}