Update npm-test.yml

Author: jcbhmr

.github/workflows/npm-test.yml

@@ -1,5 +1,13 @@
 name: npm test
 on:
+  push:
+    branches: ["main"]
+    paths-ignore:
+      - .gitignore
+      - LICENSE
+      - README.md
+      - .github/**
+      - "!.github/workflows/npm-test.yml"
   pull_request:
     paths-ignore:
       - .gitignore