feat(ui): improve device session management, update data directory paths, and add session clearing functionality.

src/pygui/ISC/HomePage.qml

@@ -24,6 +24,19 @@ Rectangle {
     property int selectedTabIndex: 0
     property int selectedSideActionIndex: -1   // nothing active on startup
 
+    Connections {
+        target: deviceController
+        function onParsedDataReady(result) {
+            if (result.success && result.csv_path) {
+                // Load the freshly read CSV into the player
+                streamController.loadFile(result.csv_path)
+
+                // Automatically switch to the "Wafer Map Tab"  (index 3)
+                root.selectedTabIndex = 3
+            }
+        }
+    }
+
     // ===== Main Two-Column Layout =====
     RowLayout {
         anchors.fill: parent
@@ -60,9 +73,19 @@ Rectangle {
                         onClicked: {
                             root.selectedSideActionIndex = index
                             root.selectedTabIndex = 0          // always jump to Status tab
-                            if (index === 0) deviceController.detectWafer()
-                            else if (index === 1) deviceController.readMemoryAsync()
-                            else if (index === 2) deviceController.openCsvFile()
+                            if (index === 0) {
+                                streamController.setMode("review")
+                                streamController.stopStream()
+                                deviceController.detectWafer()
+                            }
+                            else if (index === 1) {
+                                streamController.setMode("review")
+                                streamController.stopStream()
+                                deviceController.readMemoryAsync()
+                            }
+                            else if (index === 2) {
+                                deviceController.openCsvFile()
+                            }
                         }
 
                         background: Rectangle {
@@ -182,6 +205,7 @@ Rectangle {
                     color: Theme.tabBarBackground
                     border.color: Theme.workspaceBorder
                     border.width: Theme.borderThin
+                    radius: Theme.radiusMd
 
                     RowLayout {
                         anchors.fill: parent