setup electron app with boilerplate

cpp/src/dialogs/textinputdialog.h

@@ -0,0 +1,29 @@
+#ifndef TEXTINPUTDIALOG_H
+#define TEXTINPUTDIALOG_H
+
+#include <QDialog>
+
+QT_BEGIN_NAMESPACE
+class QLineEdit;
+class QPushButton;
+QT_END_NAMESPACE
+
+class TextInputDialog : public QDialog
+{
+  Q_OBJECT
+
+public:
+  explicit TextInputDialog(QWidget *parent = nullptr);
+
+signals:
+  void textSubmitted(const QString &text);
+
+private slots:
+  void onSubmit();
+
+private:
+  QLineEdit *m_lineEdit;
+  QPushButton *m_sendButton;
+};
+
+#endif // TEXTINPUTDIALOG_H