Start fleshing out the localdocs ui.

gpt4all-chat/qml/LocalDocs.qml

@@ -0,0 +1,36 @@
+import QtQuick
+import QtQuick.Controls
+import QtQuick.Controls.Basic
+import QtQuick.Layouts
+
+GridLayout {
+    columns: 2
+    rowSpacing: 10
+    columnSpacing: 10
+
+    Label {
+        text: qsTr("Collections:")
+        color: theme.textColor
+        Layout.row: 1
+        Layout.column: 0
+    }
+
+    RowLayout {
+        spacing: 10
+        Layout.row: 1
+        Layout.column: 1
+        MyComboBox {
+            id: comboBox
+            Layout.minimumWidth: 350
+        }
+        MyButton {
+            text: "Add"
+        }
+        MyButton {
+            text: "Remove"
+        }
+        MyButton {
+            text: "Rename"
+        }
+    }
+}

gpt4all-chat/qml/SettingsDialog.qml

@@ -803,11 +803,8 @@ Dialog {
                 contentWidth: availableWidth - 20
                 ScrollBar.vertical.policy: ScrollBar.AlwaysOn
 
-                GridLayout {
+                LocalDocs {
                     anchors.margins: 10
-                    columns: 3
-                    rowSpacing: 10
-                    columnSpacing: 10
                     anchors.fill: parent
                 }
             }