add nightly run with trigger

Author: metal-messiah

.github/workflows/nightly.yml

@@ -26,6 +26,7 @@ jobs:
           node-version: 22.11.0 # See package.json for the stable node version that works with our testing.  Do not change this unless you know what you are doing as some node versions do not play nicely with our testing server.
       - name: Install project dependencies
         run: npm ci
+      # need to build so we have a stats file to reference
       - name: Build dev
         run: npm run cdn:build:dev
       # track build size as custom event