/// Initializes `ACConstant`
/// - Parameters:
///   - fromDate: The start date to display the list of contributions. The default value is `1 year from today.`.
///   - toDate: The end date to display the list of contributions. The default value is `today`.
///   - spacing: The spacing in the row view showing the list of contributions. The default value is `4`.
///   - levelSpacing: A number that separates units between contribution levels. The default value is `3`.
///   - axisMode: The axis mode of the component. The default value is `.horizontal`.
///   - font: The font used for text. The default value is `.system(size: 9)`.

AxisContribution(constant: .init(), source: [Date(), Date()])
// or
AxisContribution(constant: .init(), source: [Date(), Date()]) { indexSet, data in
    Image(systemName: "heart.fill")
      .foregroundColor(Color(hex: colorScheme == .dark ? 0x171B21 : 0xF0F0F0))
      .font(.system(size: rowSize))
      .frame(width: rowSize, height: rowSize)
} foreground: { indexSet, data in
    Image(systemName: "heart.fill")
      .foregroundColor(Color(hex: 0x6CD164))
      .font(.system(size: rowSize))
      .frame(width: rowSize, height: rowSize)
}

dependencies: [
    .package(url: "https://github.com/jasudev/AxisContribution.git", .branch("main"))
]