chore: Add renovate.json

Author: Joepocalyptic

package.json

@@ -12,6 +12,21 @@
       "require": "./dist/module.cjs"
     }
   },
+  "keywords": [
+    "nuxt",
+    "particles",
+    "tsParticles",
+    "particles.js",
+    "particlesjs",
+    "particles-js",
+    "nuxt particles",
+    "nuxt-particles",
+    "nuxt-module",
+    "nuxt3",
+    "confetti",
+    "fireworks",
+    "snow"
+  ],
   "main": "./dist/module.cjs",
   "types": "./dist/types.d.ts",
   "files": [
@@ -45,4 +60,4 @@
     "nuxt": "^3.6.5",
     "vitest": "^0.34.1"
   }
-}
+}

renovate.json

@@ -0,0 +1,9 @@
+{
+  "$schema": "https://docs.renovatebot.com/renovate-schema.json",
+  "extends": [
+    "github>nuxt/renovate-config-nuxt"
+  ],
+  "baseBranches": [
+    "main"
+  ]
+}