AX Agent ?? ?? ?? ??? ??? ?? ??? ????

- Code ??? ?? ???? ?? ??? ??? ? ?? ?? ???? ???? no-progress ??? ???
- ??? ?? ??? 1~2? ????? ????? ToolCall/ToolResult ?? ??? ?? ????? ????? ???
- ??? Thinking/LLM ?? ??? ??? ???? ??? ?? ?? ??? ??? ??? ????? ????
- Cowork/Code ??? ??? ?? ??? ???? ??? ??? ??? ?? ???? ?
- README.md, docs/DEVELOPMENT.md ??? 2026-04-15 18:30 (KST) ???? ???

??
- dotnet build src/AxCopilot/AxCopilot.csproj -c Release -v minimal -p:OutputPath=bin\\verify_agent_ui_logs\\ -p:IntermediateOutputPath=obj\\verify_agent_ui_logs\\
- dotnet test src/AxCopilot.Tests/AxCopilot.Tests.csproj -c Release -v minimal --filter "AgentLoopCodeQualityTests|AgentStatusNarrativeCatalogTests|AgentProgressSummarySanitizerTests" -p:OutputPath=bin\\verify_agent_ui_logs_tests\\ -p:IntermediateOutputPath=obj\\verify_agent_ui_logs_tests\\

src/AxCopilot/Services/MarkdownRenderer.cs

@@ -200,8 +200,220 @@ public static class MarkdownRenderer
         return panel;
     }
 
+    public static FrameworkElement RenderSelectable(string markdown, Brush textColor, Brush secondaryColor, Brush accentColor, Brush codeBg)
+    {
+        var document = BuildSelectableDocument(markdown, textColor, secondaryColor, accentColor, codeBg);
+        var viewer = new RichTextBox
+        {
+            Document = document,
+            IsReadOnly = true,
+            IsDocumentEnabled = true,
+            Background = Brushes.Transparent,
+            BorderThickness = new Thickness(0),
+            Padding = new Thickness(0),
+            Margin = new Thickness(0),
+            VerticalScrollBarVisibility = ScrollBarVisibility.Disabled,
+            HorizontalScrollBarVisibility = ScrollBarVisibility.Disabled,
+            AcceptsReturn = true,
+        };
+
+        void UpdatePageWidth()
+        {
+            var width = System.Math.Max(0, viewer.ActualWidth - 8);
+            viewer.Document.PageWidth = width <= 0 ? 640 : width;
+        }
+
+        viewer.Loaded += (_, _) => UpdatePageWidth();
+        viewer.SizeChanged += (_, _) => UpdatePageWidth();
+        return viewer;
+    }
+
+    private static FlowDocument BuildSelectableDocument(string markdown, Brush textColor, Brush secondaryColor, Brush accentColor, Brush codeBg)
+    {
+        var document = new FlowDocument
+        {
+            PagePadding = new Thickness(0),
+            Background = Brushes.Transparent,
+        };
+
+        if (string.IsNullOrEmpty(markdown))
+            return document;
+
+        var lines = markdown.Replace("\r\n", "\n").Split('\n');
+        var i = 0;
+
+        while (i < lines.Length)
+        {
+            var line = lines[i];
+
+            if (line.TrimStart().StartsWith("```"))
+            {
+                var lang = line.TrimStart().Length > 3 ? line.TrimStart()[3..].Trim() : "";
+                var codeLines = new System.Text.StringBuilder();
+                i++;
+                while (i < lines.Length && !lines[i].TrimStart().StartsWith("```"))
+                {
+                    codeLines.AppendLine(lines[i]);
+                    i++;
+                }
+
+                if (i < lines.Length)
+                    i++;
+
+                if (!string.IsNullOrWhiteSpace(lang))
+                {
+                    document.Blocks.Add(new Paragraph(new Run(lang))
+                    {
+                        FontSize = 10.5,
+                        FontWeight = FontWeights.SemiBold,
+                        Foreground = accentColor,
+                        Margin = new Thickness(0, 6, 0, 2),
+                    });
+                }
+
+                var codeParagraph = new Paragraph
+                {
+                    Margin = new Thickness(0, 0, 0, 8),
+                    Padding = new Thickness(12, 10, 12, 10),
+                    Background = codeBg,
+                    BorderBrush = new SolidColorBrush(Color.FromArgb(0x30, 0xFF, 0xFF, 0xFF)),
+                    BorderThickness = new Thickness(1),
+                    FontFamily = new FontFamily("Cascadia Code, Consolas, monospace"),
+                    FontSize = 12.5,
+                };
+                AppendSyntaxHighlightedInlines(codeParagraph.Inlines, codeLines.ToString().TrimEnd(), lang, textColor);
+                document.Blocks.Add(codeParagraph);
+                continue;
+            }
+
+            if (string.IsNullOrWhiteSpace(line))
+            {
+                document.Blocks.Add(new Paragraph(new Run(" "))
+                {
+                    Margin = new Thickness(0, 2, 0, 2),
+                    FontSize = 4,
+                });
+                i++;
+                continue;
+            }
+
+            if (Regex.IsMatch(line.Trim(), @"^-{3,}$|^\*{3,}$"))
+            {
+                document.Blocks.Add(new BlockUIContainer(new Border
+                {
+                    Height = 1,
+                    Background = secondaryColor,
+                    Opacity = 0.3,
+                    Margin = new Thickness(0, 8, 0, 8),
+                }));
+                i++;
+                continue;
+            }
+
+            if (line.StartsWith('#'))
+            {
+                var level = 0;
+                while (level < line.Length && line[level] == '#') level++;
+                var headerText = line[level..].Trim();
+                var fontSize = level switch { 1 => 20.0, 2 => 17.0, 3 => 15.0, _ => 14.0 };
+                var paragraph = new Paragraph
+                {
+                    FontSize = fontSize,
+                    FontWeight = FontWeights.Bold,
+                    Foreground = textColor,
+                    Margin = new Thickness(0, level == 1 ? 12 : 8, 0, 4),
+                };
+                AddInlines(paragraph.Inlines, headerText, textColor, accentColor, codeBg, selectable: true);
+                document.Blocks.Add(paragraph);
+                i++;
+                continue;
+            }
+
+            if (Regex.IsMatch(line, @"^\s*[-*]\s") || Regex.IsMatch(line, @"^\s*\d+\.\s"))
+            {
+                var match = Regex.Match(line, @"^(\s*)([-*]|\d+\.)\s(.*)");
+                if (match.Success)
+                {
+                    var indent = match.Groups[1].Value.Length / 2;
+                    var bullet = match.Groups[2].Value;
+                    var content = match.Groups[3].Value;
+                    var paragraph = new Paragraph
+                    {
+                        Margin = new Thickness(12 + indent * 16, 2, 0, 2),
+                        Foreground = textColor,
+                        FontSize = 13.5,
+                    };
+                    paragraph.Inlines.Add(new Run(bullet is "-" or "*" ? "• " : $"{bullet} ")
+                    {
+                        Foreground = accentColor,
+                        FontWeight = FontWeights.SemiBold,
+                    });
+                    AddInlines(paragraph.Inlines, content, textColor, accentColor, codeBg, selectable: true);
+                    document.Blocks.Add(paragraph);
+                }
+                i++;
+                continue;
+            }
+
+            if (line.TrimStart().StartsWith('>'))
+            {
+                var quoteLines = new List<string>();
+                while (i < lines.Length && lines[i].TrimStart().StartsWith('>'))
+                {
+                    var ql = lines[i].TrimStart();
+                    quoteLines.Add(ql.Length > 1 ? ql[1..].TrimStart() : "");
+                    i++;
+                }
+
+                var quoteParagraph = new Paragraph
+                {
+                    Margin = new Thickness(4, 4, 0, 4),
+                    Padding = new Thickness(12, 6, 8, 6),
+                    BorderBrush = accentColor,
+                    BorderThickness = new Thickness(3, 0, 0, 0),
+                    Background = new SolidColorBrush(Color.FromArgb(0x10, 0xFF, 0xFF, 0xFF)),
+                    FontStyle = FontStyles.Italic,
+                    FontSize = 13,
+                    Foreground = secondaryColor,
+                    LineHeight = 20,
+                };
+                AddInlines(quoteParagraph.Inlines, string.Join("\n", quoteLines), textColor, accentColor, codeBg, selectable: true);
+                document.Blocks.Add(quoteParagraph);
+                continue;
+            }
+
+            if (line.Contains('|') && line.Trim().StartsWith('|'))
+            {
+                var tableRows = new List<string>();
+                while (i < lines.Length && lines[i].Contains('|'))
+                {
+                    tableRows.Add(lines[i]);
+                    i++;
+                }
+
+                var table = CreateMarkdownTable(tableRows, textColor, accentColor, codeBg);
+                if (table != null)
+                    document.Blocks.Add(new BlockUIContainer(table));
+                continue;
+            }
+
+            var paragraphBlock = new Paragraph
+            {
+                FontSize = 13.5,
+                Foreground = textColor,
+                LineHeight = 22,
+                Margin = new Thickness(0, 2, 0, 2),
+            };
+            AddInlines(paragraphBlock.Inlines, line, textColor, accentColor, codeBg, selectable: true);
+            document.Blocks.Add(paragraphBlock);
+            i++;
+        }
+
+        return document;
+    }
+
     /// <summary>인라인 마크다운 처리: **볼드**, *이탤릭*, `코드`, ~~취소선~~, [링크](url)</summary>
-    private static void AddInlines(InlineCollection inlines, string text, Brush textColor, Brush accentColor, Brush codeBg)
+    private static void AddInlines(InlineCollection inlines, string text, Brush textColor, Brush accentColor, Brush codeBg, bool selectable = false)
     {
         // 패턴: [link](url) | ~~strikethrough~~ | **bold** | *italic* | `code` | 일반텍스트
         var pattern = @"(\[([^\]]+)\]\(([^)]+)\)|~~(.+?)~~|\*\*(.+?)\*\*|\*(.+?)\*|`(.+?)`|([^*`~\[]+))";
@@ -242,21 +454,34 @@ public static class MarkdownRenderer
             }
             else if (m.Groups[7].Success) // `code`
             {
-                var codeBorder = new Border
+                if (selectable)
                 {
-                    Background = codeBg,
-                    CornerRadius = new CornerRadius(4),
-                    Padding = new Thickness(5, 1, 5, 1),
-                    Margin = new Thickness(1, 0, 1, 0),
-                    Child = new TextBlock
+                    inlines.Add(new Run(m.Groups[7].Value)
                     {
-                        Text = m.Groups[7].Value,
                         FontFamily = new FontFamily("Cascadia Code, Consolas, monospace"),
                         FontSize = 12.5,
-                        Foreground = accentColor
-                    }
-                };
-                inlines.Add(new InlineUIContainer(codeBorder) { BaselineAlignment = BaselineAlignment.Center });
+                        Foreground = accentColor,
+                        Background = codeBg,
+                    });
+                }
+                else
+                {
+                    var codeBorder = new Border
+                    {
+                        Background = codeBg,
+                        CornerRadius = new CornerRadius(4),
+                        Padding = new Thickness(5, 1, 5, 1),
+                        Margin = new Thickness(1, 0, 1, 0),
+                        Child = new TextBlock
+                        {
+                            Text = m.Groups[7].Value,
+                            FontFamily = new FontFamily("Cascadia Code, Consolas, monospace"),
+                            FontSize = 12.5,
+                            Foreground = accentColor
+                        }
+                    };
+                    inlines.Add(new InlineUIContainer(codeBorder) { BaselineAlignment = BaselineAlignment.Center });
+                }
             }
             else if (m.Groups[8].Success) // 일반 텍스트
             {
@@ -797,105 +1022,59 @@ public static class MarkdownRenderer
         RegexOptions.Compiled);
 
     private static void ApplySyntaxHighlighting(TextBlock tb, string code, string lang, Brush defaultColor)
+    {
+        tb.Inlines.Clear();
+        AppendSyntaxHighlightedInlines(tb.Inlines, code, lang, defaultColor);
+    }
+
+    private static void AppendSyntaxHighlightedInlines(InlineCollection inlines, string code, string lang, Brush defaultColor)
     {
         if (string.IsNullOrEmpty(lang) || string.IsNullOrEmpty(code))
         {
-            tb.Text = code;
+            inlines.Add(new Run(code) { Foreground = defaultColor });
             return;
         }
 
         var keywords = GetKeywordsForLang(lang);
         var isCommentHash = lang.ToLowerInvariant() is "python" or "py" or "bash" or "sh" or "shell"
                             or "ruby" or "rb" or "yaml" or "yml" or "toml" or "powershell" or "ps1";
-
-        foreach (Match m in SyntaxPattern.Matches(code))
-        {
-            if (m.Groups[1].Success) // comment
-            {
-                var commentText = m.Groups[1].Value;
-                // # 주석은 해당 언어에서만 적용
-                if (commentText.StartsWith('#') && !isCommentHash)
-                {
-                    // # 이 주석이 아닌 언어: 일반 텍스트로 처리
-                    tb.Inlines.Add(new Run(commentText) { Foreground = defaultColor });
-                }
-                else
-                {
-                    tb.Inlines.Add(new Run(commentText) { Foreground = CommentBrush, FontStyle = FontStyles.Italic });
-                }
-            }
-            else if (m.Groups[2].Success) // string
-            {
-                tb.Inlines.Add(new Run(m.Groups[2].Value) { Foreground = StringBrush });
-            }
-            else if (m.Groups[3].Success) // number
-            {
-                tb.Inlines.Add(new Run(m.Groups[3].Value) { Foreground = NumberBrush });
-            }
-            else if (m.Groups[4].Success) // type
-            {
-                var word = m.Groups[4].Value;
-                tb.Inlines.Add(new Run(word) { Foreground = keywords.Contains(word) ? KeywordBrush : TypeBrush });
-            }
-            else if (m.Groups[5].Success) // method
-            {
-                var word = m.Groups[5].Value;
-                if (keywords.Contains(word))
-                    tb.Inlines.Add(new Run(word) { Foreground = KeywordBrush });
-                else
-                    tb.Inlines.Add(new Run(word) { Foreground = MethodBrush });
-            }
-            else if (m.Groups[6].Success) // identifier
-            {
-                var word = m.Groups[6].Value;
-                if (keywords.Contains(word))
-                    tb.Inlines.Add(new Run(word) { Foreground = KeywordBrush });
-                else
-                    tb.Inlines.Add(new Run(word) { Foreground = defaultColor });
-            }
-        }
-
-        // Regex가 매치하지 못한 나머지 문자(공백, 기호 등)를 채움
-        // Inlines로 빌드했으므로 원본과 비교하여 누락된 부분 보완
-        // 대신 각 매치 사이의 간격을 처리하기 위해 인덱스 기반 접근
-        tb.Inlines.Clear();
         int lastEnd = 0;
         foreach (Match m in SyntaxPattern.Matches(code))
         {
             if (m.Index > lastEnd)
-                tb.Inlines.Add(new Run(code[lastEnd..m.Index]) { Foreground = defaultColor });
+                inlines.Add(new Run(code[lastEnd..m.Index]) { Foreground = defaultColor });
 
             if (m.Groups[1].Success)
             {
                 var commentText = m.Groups[1].Value;
                 if (commentText.StartsWith('#') && !isCommentHash)
-                    tb.Inlines.Add(new Run(commentText) { Foreground = defaultColor });
+                    inlines.Add(new Run(commentText) { Foreground = defaultColor });
                 else
-                    tb.Inlines.Add(new Run(commentText) { Foreground = CommentBrush, FontStyle = FontStyles.Italic });
+                    inlines.Add(new Run(commentText) { Foreground = CommentBrush, FontStyle = FontStyles.Italic });
             }
             else if (m.Groups[2].Success)
-                tb.Inlines.Add(new Run(m.Groups[2].Value) { Foreground = StringBrush });
+                inlines.Add(new Run(m.Groups[2].Value) { Foreground = StringBrush });
             else if (m.Groups[3].Success)
-                tb.Inlines.Add(new Run(m.Groups[3].Value) { Foreground = NumberBrush });
+                inlines.Add(new Run(m.Groups[3].Value) { Foreground = NumberBrush });
             else if (m.Groups[4].Success)
             {
                 var word = m.Groups[4].Value;
-                tb.Inlines.Add(new Run(word) { Foreground = keywords.Contains(word) ? KeywordBrush : TypeBrush });
+                inlines.Add(new Run(word) { Foreground = keywords.Contains(word) ? KeywordBrush : TypeBrush });
             }
             else if (m.Groups[5].Success)
             {
                 var word = m.Groups[5].Value;
-                tb.Inlines.Add(new Run(word) { Foreground = keywords.Contains(word) ? KeywordBrush : MethodBrush });
+                inlines.Add(new Run(word) { Foreground = keywords.Contains(word) ? KeywordBrush : MethodBrush });
             }
             else if (m.Groups[6].Success)
             {
                 var word = m.Groups[6].Value;
-                tb.Inlines.Add(new Run(word) { Foreground = keywords.Contains(word) ? KeywordBrush : defaultColor });
+                inlines.Add(new Run(word) { Foreground = keywords.Contains(word) ? KeywordBrush : defaultColor });
             }
 
             lastEnd = m.Index + m.Length;
         }
         if (lastEnd < code.Length)
-            tb.Inlines.Add(new Run(code[lastEnd..]) { Foreground = defaultColor });
+            inlines.Add(new Run(code[lastEnd..]) { Foreground = defaultColor });
     }
 }