Add scheduled trigger to traffic reporting workflow (#519)

* Initial plan

* Add daily schedule trigger to traffic reporting workflow

- Add schedule trigger with cron expression for daily 1AM UTC execution
- Keep workflow_dispatch trigger for manual runs
- Fixes traffic reporting to run automatically every day

Co-authored-by: codemillmatt <[email protected]>

---------

Co-authored-by: copilot-swe-agent[bot] <[email protected]>
Co-authored-by: codemillmatt <[email protected]>

Author: Copilot

.github/workflows/traffic-reporting.yml

@@ -1,6 +1,8 @@
 name: Traffic Reporting
 
 on:
+  schedule:
+    - cron: '0 1 * * *' # Daily at 1am UTC
   workflow_dispatch: # Manual trigger
 
 jobs: