Add renovate.json

renovate.json

@@ -0,0 +1,25 @@
+{
+  "$schema": "https://docs.renovatebot.com/renovate-schema.json",
+  "extends": ["config:base"],
+  "dependencyDashboard": true,
+  "dependencyDashboardTitle": "Renovate Dashboard",
+  "labels": ["renovatebot"],
+  "docker-compose": {
+    "ignorePaths": ["scripts"]
+  },
+  "hostRules": [
+    {
+      "matchHost": "docker.io",
+      "concurrentRequestLimit": 2
+    }
+  ],
+  "packageRules": [
+    {
+      "updateTypes": ["major"]
+    },
+    {
+      "matchPackageNames": ["${{ secrets.CUSTOM_REGISTRY }}/renovate/renovate"],
+      "customChangelogUrl": "https://github.com/renovatebot/renovate/releases"
+    }
+  ]
+}