feat: Add project team management endpoints - Fix team stats to count actual team members - Add filtering to GET /projects/{id}/team (role, region, active status, search) - Add PATCH /projects/{id}/team/{member_id} for updating team members - Add DELETE /projects/{id}/team/{member_id} for removing team members
feat(project): add complete project setup workflow with service methods and API endpoints for regions, roles, subcontractors, and finalization including validation and authorization