Add Renovate config

renovate.json

@@ -0,0 +1,55 @@
+{
+  "extends": [
+    "config:base"
+  ],
+  "timezone": "America/Los_Angeles",
+  "schedule": [
+    "before 8am on Monday"
+  ],
+  "lockFileMaintenance": {
+    "enabled": true,
+    "automerge": true
+  },
+  "npm": {
+    "stabilityDays": 3
+  },
+  "packageRules": [
+    {
+      "description": "Automatically merge minor and patch-level updates",
+      "matchUpdateTypes": [
+        "minor",
+        "patch",
+        "digest"
+      ],
+      "automerge": true,
+      "matchCurrentVersion": "!/^0/",
+      "automergeType": "branch"
+    },
+    {
+      "matchDepTypes": [
+        "devDependencies"
+      ],
+      "automerge": true,
+      "major": {
+        "dependencyDashboardApproval": true
+      }
+    },
+    {
+      "matchPackagePatterns": [
+        "*"
+      ],
+      "matchUpdateTypes": [
+        "minor",
+        "patch"
+      ],
+      "major": {
+        "dependencyDashboardApproval": true
+      },
+      "groupName": "all non-major dependencies",
+      "groupSlug": "all-minor-patch",
+      "labels": [
+        "dependencies"
+      ]
+    }
+  ]
+}