chore: don't skip deploy step (#1934)

Author: jtguibas

.github/workflows/book.yml

@@ -46,7 +46,7 @@ jobs:
 
   deploy:
     # Only deploy if a push to main
-    if: github.ref_name == 'dev' && github.event_name == 'push'
+    if: github.ref_name == 'main' && github.event_name == 'push'
     runs-on: ubuntu-latest
     needs: [build]