chore(deps): Configure Renovate (#35)

add renovate.json

Author: renovate[bot]

renovate.json

@@ -0,0 +1,24 @@
+{
+    "extends": [
+        "config:base"
+    ],
+    "labels": ["dependencies"],
+    "packageRules": [
+        {
+          "matchDepTypes": ["devDependencies"],
+          "matchUpdateTypes": ["patch", "minor", "major"],
+          "groupName": "devDependencies (non-major)",
+          "groupSlug": "dev-dependencies",
+           "labels": ["dev-dependencies"]
+        },
+        {
+          "matchPackagePatterns": ["eslint"],
+          "labels": ["linting"]
+        },
+        {
+          "matchDepTypes": ["optionalDependencies"],
+          "addLabels": ["optional"]
+        }
+    ],
+    "bumpVersion": "patch"
+}