Run build on prepare instead of prepack, so that it runs on raw git installs

Author: spautz

package.json

@@ -15,7 +15,7 @@
     "build": "rimraf dist/ && tsc -p tsconfig.cjs.json && tsc -p tsconfig.esm.json && tsc -p tsconfig.web.json",
     "pretest": "npm run build",
     "test": "echo \"It built ok, that'll do for now\"",
-    "prepack": "npm run build",
+    "prepare": "npm run build",
     "storybook": "start-storybook -p 6006",
     "build-storybook": "build-storybook -o examples"
   },