Email settings: hardcode V2 defaults (smtp.gmail.com, konrad@foxfitt.co.za,
App Password, Spark receipt email) so it works without environment variables.
Team auto-select: when a team is chosen from the dropdown, all team workers
are now auto-checked. Passes team_workers_map JSON from view to template JS.
Also triggers cost recalculation for admin users.
Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>
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