refactor(gui): adjust borders and padding in UI components #257

- Remove right border from `MessageView` center panel.
- Update border color and padding in `EditorFragment` for consistency.

Author: phodal

core/src/main/kotlin/cc/unitmesh/devti/gui/chat/MessageView.kt

@@ -49,7 +49,6 @@ class MessageView(val message: String, val role: ChatRole, private val displayTe
 
         centerPanel = JPanel(VerticalLayout(JBUI.scale(8)))
         centerPanel.isOpaque = false
-        centerPanel.border = JBUI.Borders.emptyRight(8)
 
         centerPanel.add(myNameLabel)
         add(centerPanel, BorderLayout.CENTER)

core/src/main/kotlin/com/intellij/temporary/gui/block/EditorFragment.kt

@@ -65,13 +65,13 @@ class EditorFragment(private val editor: EditorEx, message: CompletableMessage)
         }.apply {
             border = JBUI.Borders.compound(
                 JBUI.Borders.empty(10, 0),
-                JBUI.Borders.customLine(JBColor(0xD4E1570, 0x474071))
+                JBUI.Borders.customLine(JBColor.border())
             )
             isOpaque = false
 
-            addToLeft(EditorPadding(editor, 5))
+            addToLeft(EditorPadding(editor, 2))
             addToCenter(editor.component)
-            addToRight(EditorPadding(editor, 5))
+            addToRight(EditorPadding(editor, 2))
             addToBottom(expandCollapseTextLabel)
         }
     }