Merge pull request #237 from zhaofengli/renovate/configure

chore: Configure Renovate

.editorconfig

@@ -10,6 +10,10 @@ insert_final_newline = true
 trim_trailing_whitespace = true
 charset = utf-8
 
+[*.json]
+indent_style = space
+indent_size = 2
+
 # Vendored
 [manual/theme/highlight.js]
 end_of_line = unset

renovate.json

@@ -0,0 +1,14 @@
+{
+  "$schema": "https://docs.renovatebot.com/renovate-schema.json",
+  "extends": [
+    "config:recommended",
+    "group:allNonMajor"
+  ],
+  "lockFileMaintenance": {
+    "enabled": true,
+    "extends": ["schedule:weekly"]
+  },
+  "nix": {
+    "enabled": true
+  }
+}