Update workflows

Author: kddnewton

.github/workflows/main.yml

@@ -26,7 +26,7 @@ jobs:
         run: |
           bundle exec rake
           yarn install --frozen-lockfile
-          yarn build
+          yarn prepublishOnly
 
       - name: Test package
         run: yarn test

package.json

@@ -9,7 +9,7 @@
     "dist"
   ],
   "scripts": {
-    "build": "node build.mjs",
+    "prepublishOnly": "node build.mjs",
     "test": "node test.mjs"
   },
   "repository": {