Function getPanelCenter

app/nodegrid/page.tsx:3130–3134

(panelId: string)

      // Helper to get panel center
      const getPanelCenter = (panelId: string) => {
        const panel = currentPanels.find(p => p.id === panelId);
        if (!panel) return null;
        return { x: panel.x + panel.width / 2, y: panel.y + panel.height / 2 };
      };

      // Snap to nearest grid coordinate (returns base grid coords, not actual position)
      const snapToGridCoords = (x: number, y: number) => ({