feat(devti): enhance file list UI and functionality #344

- Extract file name from path for display
- Add hover effects and cursor change on file label
- Implement bottom scrolling in SketchToolWindow

Author: phodal

core/src/main/kotlin/cc/unitmesh/devti/sketch/SketchToolWindow.kt

@@ -334,6 +334,8 @@ open class SketchToolWindow(
             myList.revalidate()
             myList.repaint()
         }
+
+        scrollToBottom()
     }
 
     fun createRenderSketch(code: CodeFence): JComponent? {

core/src/main/kotlin/cc/unitmesh/devti/sketch/ui/patch/SingleFileDiffSketch.kt

@@ -74,21 +74,38 @@ class SingleFileDiffSketch(
             this@SingleFileDiffSketch.appliedPatch,
             this@SingleFileDiffSketch.patch
         )
-        val filepathLabel = JBLabel(currentFile.name).apply {
+        
+        val fileName = if (currentFile.name.contains("/")) {
+            currentFile.name.substringAfterLast("/")
+        } else {
+            currentFile.name
+        }
+
+        val filepathLabel = JBLabel(fileName).apply {
             icon = currentFile.fileType.icon
             border = BorderFactory.createEmptyBorder(2, 10, 2, 10)
-
+            
+            val originalColor = foreground
+            val hoverColor = JBColor(0x4A7EB3, 0x589DF6) // Blue color for hover state
+            
             addMouseListener(object : MouseAdapter() {
                 override fun mouseClicked(e: MouseEvent?) {
                     FileEditorManager.getInstance(myProject).openFile(currentFile, true)
                 }
-
-                override fun mouseEntered(e: MouseEvent) {
-                    patchActionPanel?.background = JBColor(DarculaColors.BLUE, DarculaColors.BLUE)
+                
+                override fun mouseEntered(e: MouseEvent?) {
+                    foreground = hoverColor
+                    cursor = java.awt.Cursor.getPredefinedCursor(java.awt.Cursor.HAND_CURSOR)
+                    border = BorderFactory.createCompoundBorder(
+                        BorderFactory.createMatteBorder(0, 0, 1, 0, hoverColor),
+                        BorderFactory.createEmptyBorder(2, 10, 1, 10)
+                    )
                 }
-
-                override fun mouseExited(e: MouseEvent) {
-                    patchActionPanel?.background = JBColor.PanelBackground
+                
+                override fun mouseExited(e: MouseEvent?) {
+                    foreground = originalColor
+                    cursor = java.awt.Cursor.getDefaultCursor()
+                    border = BorderFactory.createEmptyBorder(2, 10, 2, 10)
                 }
             })
         }
@@ -337,4 +354,4 @@ fun saveText(file: VirtualFile, text: String) {
             stream.write(text.toByteArray(charset))
         }
     }
-}
+}