Preheat broiler. Cut baguette into 24 slices; place on foil-lined baking sheets. Combine mayonnaise and garlic; spread evenly over baguette slices. Add a half slice of chicken to each. Combine apple jelly and fig preserves; spread evenly over chicken., Add one baby spinach leaf to each slice. Standing the Brie wheel on end, cut crosswise into six narrow slices. Lay slices flat; cut each into four wedges. Add one cheese wedge to each baguette. Top with 3 cranberries. Broil 3-4 in. from heat until cheese is melted, 1-2 minutes. Cool 5 minutes before serving.