Put in skeleton ui.

src/contents/ui/main.qml

@@ -11,12 +11,24 @@ Kirigami.ApplicationWindow {
 
     pageStack.initialPage: mainPageComponent
     contextDrawer: Kirigami.ContextDrawer {}
-    /*
 
     Component {
         id: mainPageComponent
 
         Kirigami.Page {
+            id: mainPage
+            contextualActions: [
+                Kirigami.Action {
+                    iconName: "help-about"
+                    text: qsTr("About")
+                    onTriggered: {
+                        pageStack.replace(aboutPageComponent);
+                    }
+                }
+            ]
+            title: "Vehicles"
+        }
+        /*Kirigami.Page {
             id: mainPage
             mainAction: Kirigami.Action {
                     iconName: "view-refresh"
@@ -236,7 +248,7 @@ Kirigami.ApplicationWindow {
                     }
                 }
             }
-        }
+        }*/
     }
     
     Component {
@@ -253,5 +265,5 @@ Kirigami.ApplicationWindow {
             }
             aboutData: appAboutData
         }
-    }*/
+    }
 }

src/main.cpp

@@ -26,6 +26,7 @@
 #include <QSqlError>
 #include <QDebug>
 #include <QSqlQuery>
+#include <QQmlContext>
 
 Q_DECL_EXPORT int main(int argc, char *argv[])
 {
@@ -67,6 +68,7 @@ Q_DECL_EXPORT int main(int argc, char *argv[])
     }
     
     QQmlApplicationEngine engine;
+    engine.rootContext()->setContextProperty(QStringLiteral("appAboutData"), QVariant::fromValue(aboutData));
     engine.load(QUrl(QStringLiteral("qrc:///main.qml")));
     
     if (engine.rootObjects().isEmpty()) {