Update

src/View/PlanGrid/PlanGrid.hpp

@@ -4,6 +4,7 @@
 # include <QLabel>
 # include <QDateTime>
 # include "../../Controller/PlanGridController/PlanGridController.hpp"
+# include "../Widgets/GridItem.hpp"
 
 class PlanGrid : public QWidget {
     Q_OBJECT
@@ -17,4 +18,4 @@ protected:
     QMap<QPair<QString, QString>, QLabel*>* planMap;
 public:
     PlanGrid(QWidget* parent = nullptr);
-};
+};