Create lighthouse.yml

.github/workflows/lighthouse.yml

+name: Jekyll site CI
+
+on: [push]
+
+jobs:
+  build:
+    runs-on: ubuntu-latest
+
+    steps:
+    - name: Checkout
+      uses: actions/checkout@v1
+      
+    - name: Wait for Netlify
+      uses: JakePartusch/wait-for-netlify-action@v1.0
+      with:
+        site_name: tabler
+