angular-mighty-datepicker-markers

$scope.markers = [
  {
    day: moment(),
    marker: "tutoti"
  },
  {
    day: moment().add('day', 2),
    marker: "tutotite"
  }
]
$scope.mark = moment();
$scope.optionsK = { months: 1 };

$scope.addMarker = function() {
  $scope.markers.push({day: $scope.mark, marker: 'new marker'});
};


<mighty-datepicker ng-model="mark" options="optionsK" markers="markers"></mighty-datepicker>
<button ng-click="addMarker()">Add marker on selected day</button>