ci: trigger docs deploy workflow on dev branch

Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>

Author: stackia

.github/workflows/azure-static-web-apps-deploy.yml

@@ -4,10 +4,12 @@ on:
   push:
     branches:
       - main
+      - dev
   pull_request:
     types: [opened, synchronize, reopened, closed]
     branches:
       - main
+      - dev
 
 jobs:
   build_and_deploy_job: