{"message":"MSSQL Connector Backend API","version":"1.1.0","endpoints":{"health":"/api/health","agentKpi":"/api/agent-kpi","transfers":"/api/transfers","leads":"/api/leads","clients":"/api/clients","clientUpdate":"/api/clients/:id","leadFilterOptions":"/api/lead-filter-options","leadCounts":"/api/lead-counts","pbxCalls":"/api/pbx-calls"},"documentation":"Backend service with MSSQL lead/transfer management and PBX call reporting"}