Interface Field

src/data/fields.ts:1–12

export interface Field {
  id: string;
  name: string;
  area: number; // stored in hectares internally
  crop: string;
  cropEmoji: string;
  location: string;
  color: string;
  ndviChange?: number;
  group?: string;
  coordinates: [number, number][][]; // GeoJSON polygon coords
}

// Helper: convert hectares to acres
export function haToAcres(ha: number): number {