configure renovate bot

Author: Radium

renovate.json

@@ -1,5 +1,13 @@
 {
   "extends": [
     "config:base"
-  ]
+  ],
+  "packageRules": [
+    {
+      "updateTypes": ["minor", "patch", "pin", "digest"],
+      "automerge": true
+    }
+  ],
+  "schedule": ["every weekend"],
+  "timezone": "Asia/Hong_Kong"
 }