Add integrated chat minimap

gui/ChatPane.qml

@@ -124,13 +124,48 @@ Item {
                     anchors.margins: 4
                     visible: ollie.daemonConnected && ollie.activeAgentId !== ""
 
-                    Component.onCompleted: chatPane.scrollToBottom()
-
                     delegate: ChatBlockDelegate {
                         width: chatView.width - 8
                     }
                 }
 
+                // Chat overview and navigation minimap
+                Rectangle {
+                    id: chatMinimap
+                    anchors.top: chatView.top
+                    anchors.right: parent.right
+                    anchors.bottom: chatView.bottom
+                    width: 24
+                    color: Qt.rgba(theme.midColor.r, theme.midColor.g, theme.midColor.b, 0.05)
+                    visible: chatView.visible && chatModel.count > 0
+
+                    Column {
+                        anchors.fill: parent
+                        spacing: 1
+                        Repeater {
+                            model: chatModel
+                            Rectangle {
+                                width: chatMinimap.width
+                                height: Math.max(2, chatMinimap.height / Math.max(1, chatModel.count) - 1)
+                                color: {
+                                    switch (model.blockType) {
+                                    case "user": return "#4caf50"
+                                    case "assistant": return "#2196f3"
+                                    case "error": return "#f44336"
+                                    case "tool": return "#ff9800"
+                                    default: return theme.midColor
+                                    }
+                                }
+                            }
+                        }
+                    }
+
+                    MouseArea {
+                        anchors.fill: parent
+                        onClicked: chatView.positionViewAtIndex(
+                            Math.floor(mouse.y / height * chatModel.count), ListView.Beginning)
+                    }
+                }
                 Button {
                     anchors.right: parent.right
                     anchors.bottom: parent.bottom