refactor(ui): update background colors and borders

- Standardize background colors using `JBColor(0xEAEEF7, 0x2d2f30)` across components.
- Remove redundant background and border settings.
- Adjust layout and border configurations for consistency.

Author: phodal

core/src/main/kotlin/cc/unitmesh/devti/inline/ChatSketchView.kt

@@ -26,6 +26,7 @@ import com.intellij.ui.components.JBLabel
 import com.intellij.ui.components.JBScrollPane
 import com.intellij.ui.components.panels.VerticalLayout
 import com.intellij.ui.dsl.builder.panel
+import com.intellij.util.ui.JBEmptyBorder
 import com.intellij.util.ui.JBUI
 import com.intellij.util.ui.UIUtil
 import kotlinx.coroutines.flow.cancellable
@@ -48,18 +49,17 @@ class ChatSketchView(val project: Project, val editor: Editor?, private val show
 
     private var myList = JPanel(VerticalLayout(JBUI.scale(0))).apply {
         this.isOpaque = true
-        this.background = UIUtil.getLabelBackground()
+        this.background = JBColor(0xEAEEF7, 0x2d2f30)
     }
 
     private var userPrompt: JPanel = JPanel(BorderLayout()).apply {
         this.isOpaque = true
-        this.background = JBUI.CurrentTheme.CustomFrameDecorations.titlePaneInactiveBackground()
+        this.background = JBColor(0xEAEEF7, 0x2d2f30)
         this.border = JBUI.Borders.empty(10, 0)
     }
 
     private var contentPanel = JPanel(BorderLayout()).apply {
         this.isOpaque = true
-        this.background = UIUtil.getLabelBackground()
     }
 
     private var panelContent: DialogPanel = panel {
@@ -103,14 +103,19 @@ class ChatSketchView(val project: Project, val editor: Editor?, private val show
                 }
 
                 override fun onSubmit(component: AutoDevInputSection, trigger: AutoDevInputTrigger) {
-                    val prompt = component.text
+                    var prompt = component.text
                     component.text = ""
 
                     if (prompt.isEmpty() || prompt.isBlank()) {
                         component.showTooltip(AutoDevBundle.message("chat.input.tips"))
                         return
                     }
 
+                    val postProcessors = LanguagePromptProcessor.instance("DevIn").firstOrNull()
+                    if (postProcessors != null) {
+                        prompt = postProcessors.compile(chatCodingService.project, prompt)
+                    }
+
                     /// load prompt template
                     addRequestPrompt(prompt)
 
@@ -142,7 +147,8 @@ class ChatSketchView(val project: Project, val editor: Editor?, private val show
 
     fun onStart() {
         initializePreAllocatedBlocks(project)
-        progressBar.isIndeterminate = !showInput
+        progressBar.isIndeterminate = true
+        progressBar.isVisible = !showInput
     }
 
     fun hiddenProgressBar() {
@@ -171,7 +177,6 @@ class ChatSketchView(val project: Project, val editor: Editor?, private val show
 
             codeBlockViewer.editorFragment?.setCollapsed(true)
             codeBlockViewer.editorFragment!!.updateExpandCollapseLabel()
-            codeBlockViewer.editorFragment!!.editor.backgroundColor = JBColor(0xF7FAFDF, 0x2d2f30)
 
             val panel = panel {
                 row {

core/src/main/kotlin/cc/unitmesh/devti/sketch/highlight/CodeHighlightSketch.kt

@@ -27,6 +27,7 @@ import com.intellij.ui.components.JBPanel
 import com.intellij.util.concurrency.annotations.RequiresReadLock
 import com.intellij.util.ui.JBUI
 import cc.unitmesh.devti.sketch.LangSketch
+import com.intellij.util.ui.JBEmptyBorder
 import java.awt.BorderLayout
 import java.util.concurrent.atomic.AtomicBoolean
 import javax.swing.JComponent
@@ -52,16 +53,17 @@ class CodeHighlightSketch(val project: Project, val text: String, private var id
 
         val editor = createCodeViewerEditor(project, text, ideaLanguage, this)
 
-        editor.component.border = JBUI.Borders.empty(10, 0)
+        border = JBEmptyBorder(8)
+        layout = BorderLayout(JBUI.scale(8), 0)
+        background = JBColor(0xEAEEF7, 0x2d2f30)
+
         editor.component.isOpaque = true
 
         editorFragment = EditorFragment(editor, editorLineThreshold)
         add(editorFragment!!.getContent(), BorderLayout.CENTER)
 
         if (ideaLanguage?.displayName != "Markdown" && ideaLanguage != PlainTextLanguage.INSTANCE) {
             setupActionBar(project, editor)
-        } else {
-            editor.backgroundColor = JBColor.PanelBackground
         }
     }
 

core/src/main/kotlin/cc/unitmesh/devti/sketch/highlight/EditorFragment.kt

@@ -15,7 +15,6 @@ import java.awt.event.MouseEvent
 import javax.swing.Box
 import javax.swing.JComponent
 
-
 class EditorPadding(private val editor: Editor, pad: Int) :
     Box.Filler(Dimension(pad, pad), Dimension(pad, pad), Dimension(pad, pad)) {
     init {

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

@@ -47,10 +47,7 @@ class DiffLangSketch(private val myProject: Project, private var patchContent: S
 
         myHeaderPanel.add(header, BorderLayout.EAST)
         mainPanel.add(myHeaderPanel)
-        mainPanel.border = JBUI.Borders.compound(
-            JBUI.Borders.empty(0, 10),
-            JBUI.Borders.customLine(JBColor.border(), 1, 1, 1, 1)
-        )
+        mainPanel.border = JBUI.Borders.compound(JBUI.Borders.empty(0, 10))
 
         ApplicationManager.getApplication().invokeAndWait {
             if (filePatches.isEmpty()) {
@@ -114,7 +111,7 @@ class DiffLangSketch(private val myProject: Project, private var patchContent: S
         panel.add(rejectButton)
         panel.add(viewDiffButton)
 
-        panel.background = JBColor(0xF5F5F5, 0x333333)
+        panel.background = JBColor(0xEAEEF7, 0x2d2f30)
 
         return panel
     }

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

@@ -83,8 +83,6 @@ class SingleFileDiffView(
                     }
                 }
             }
-        }.apply {
-            background = JBColor.PanelBackground
         }
 
         val fileContainer = JPanel(BorderLayout(10, 10)).also {