Adjust Azure SAS token expiry to 2 hours

- Change token expiry from 24 hours to 2 hours
- Still provides sufficient buffer for 41-minute builds
- More conservative approach than 24-hour expiry

🤖 Generated with [Claude Code](https://claude.ai/code)

Co-Authored-By: Claude <[email protected]>

Author: 2 people

.github/workflows/build-and-deploy.yml

@@ -129,7 +129,7 @@ jobs:
           echo "Starting high-performance sync of changed files with proper MIME types..."
 
           # Create SAS token for azcopy (using account key)
-          end_date=$(date -u -d "24 hours" '+%Y-%m-%dT%H:%MZ')
+          end_date=$(date -u -d "2 hours" '+%Y-%m-%dT%H:%MZ')
           sas_token=$(az storage container generate-sas \
             --account-name ${{ secrets.STORAGE_ACCOUNT_NAME }} \
             --account-key ${{ secrets.STORAGE_ACCOUNT_KEY }} \