Run build in prepare and prepack

Author: bkeepers

package.json

@@ -29,8 +29,10 @@
     "vitest": "^0.29.8"
   },
   "scripts": {
-    "build": "vite build",
+    "build": "vite --clean build",
     "lint": "standard",
-    "test": "vitest"
+    "test": "vitest",
+    "prepare": "npm run build",
+    "prepack": "npm run build"
   }
 }