add base install mark and delete mark page

qml/components/pages/InstallPg.qml

@@ -1,6 +1,37 @@
 import QtQuick
+import QtQuick.Layouts
+import QtQuick.Window
+import QtQuick.Controls
 
-Item { }
+Item { 
+  id: root
+
+  ColumnLayout {
+    anchors.fill: parent
+    spacing: 8
+
+    TextField {
+      id: packageSearchField
+      Layout.fillWidth: true
+      placeholderText: "название пакета, например sourcegit"
+      placeholderTextColor: Theme.color3
+      selectByMouse: true
+      color: Theme.color2
+      font.pixelSize: 14
+
+      background: Rectangle {
+        color: "#313244"
+        radius: 3
+        border.width: 1
+        border.color: packageSearchField.activeFocus ? Theme.color6 : Theme.color4
+      }
+    }
+
+    Item {
+      Layout.fillHeight: true
+    }
+  }
+}