ci: centralize ci-package-manager (#702)

Author: lumirlumir

.github/workflows/ci-package-manager.yml

@@ -0,0 +1,14 @@
+name: ci-package-manager
+
+on:
+    push:
+        branches:
+            - main
+
+    pull_request:
+        branches:
+            - main
+
+jobs:
+    ci-package-manager:
+        uses: eslint/workflows/.github/workflows/ci-package-manager.yml@main

.gitignore

@@ -13,5 +13,8 @@ _test.js
 yarn.lock
 package-lock.json
 
+# Output of 'npm pack'
+*.tgz
+
 # Automatically generated files by GitHub Actions workflow
 /.shared-workflows