0.66.0

• IMPROVEMENT (by @imaNNeo) Add Flutter sdk constraints to the pubspec.yaml to force the user/developer to upgrade the Flutter version to 3.16.0 (latest), #1509
• IMPROVEMENT (by @imaNNeo) Add dotPainter property to ScatterSpot to allow customizing the dot painter, #568
• BREAKING (by @imaNNeo) Remove color and radius properties from ScatterSpot (use dotPainter instead), #568
• BREAKING (by @imaNNeo) Change the default value of FlDotCirclePainter.strokeWidth to 0.0

/// Migration guide:
/// This is the old way:
ScatterSpot(
  2,
  5,
  color: Colors.red,
  radius: 12,
)

/// This is the new way:
ScatterSpot(
  2,
  8,
  dotPainter: FlDotCirclePainter(
    color: Colors.red,
    radius: 22,
  ),
),

• BUGFIX (by @imaNNeo) Fix barChart tooltip for values below or above the 0 point, #1462
• BUGFIX (by @imaNNeo) Fix pieChart drawing single section on iPhone, #1515
• IMPROVEMENT (by @imaNNeo) Add gradient property to the HorizontalLine and VerticalLine, #1525
• FEATURE (by @raldhafiri) Add gradient property to the PieChartSectionData, #1511
• IMPROVEMENT (by @imaNNeo) Rename default branch master to main
• IMPROVEMENT (by @imaNNeo) Update flutter sdk constraints to remove the upper bound limit (Read more here).