Generate docs on workflow_dispatch

Author: adamgraham

.github/workflows/generate_docs.yml

@@ -4,6 +4,7 @@ on:
   push:
     branches:
       - main
+  workflow_dispatch:
 
 env:
   BASE_PATH: com.zigurous.tweening
@@ -62,7 +63,6 @@ jobs:
           NPM_TOKEN: ${{ secrets.DOCS_TOKEN }}
 
       - name: Publish
-        if: github.event_name == 'push'
         uses: peaceiris/actions-gh-pages@v3
         with:
           personal_token: ${{ secrets.DOCS_TOKEN }}