Deploy site when changes occur in "main" branch

Author: colinkiama

.github/workflows/deploy-website.yaml

@@ -1,11 +1,11 @@
 on:
   push:
-    branches: deploy
+    branches: main
 name: Build and deploy GH Pages
 jobs:
   build:
     runs-on: ubuntu-latest
-    if: github.ref == 'refs/heads/deploy'
+    if: github.ref == 'refs/heads/main'
     steps:
       - name: checkout
         uses: actions/checkout@v2