feat(configs/oxlint): add linter

infra/renovate/README.md

@@ -1 +1,21 @@
-# @robonen/renovate
+# @robonen/renovate
+
+Shared [Renovate](https://docs.renovatebot.com/) configuration preset.
+
+## Usage
+
+Reference it in your `renovate.json`:
+
+```json
+{
+  "$schema": "https://docs.renovatebot.com/renovate-schema.json",
+  "extends": ["github>robonen/tools//infra/renovate/default.json"]
+}
+```
+
+## What's Included
+
+- Extends `config:base` and `group:allNonMajor`
+- Semantic commit type: `chore`
+- Range strategy: `bump`
+- Auto-approves & auto-merges minor, patch, pin, and digest updates (scheduled 1–3 AM)