Update docs.yml

.github/workflows/docs.yml

@@ -1,6 +1,7 @@
 name: docs-ci 
 
 on:
+  workflow_dispatch:
   push:
     branches: 
       - main
@@ -17,4 +18,4 @@ jobs:
         with:
           python-version: 3.x
       - run: pip install mkdocs-material mkdocs-video markdown-include
-      - run: mkdocs gh-deploy --force
+      - run: mkdocs gh-deploy --force