Initial commit to new repository

src/AxCopilot/Handlers/BookmarkHandler.cs

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+using System.IO;
+using System.Text.Json;
+using System.Text.Json.Nodes;
+using AxCopilot.SDK;
+using AxCopilot.Services;
+using AxCopilot.Themes;
+
+namespace AxCopilot.Handlers;
+
+/// <summary>
+/// Chrome / Edge 브라우저 북마크를 검색합니다.
+/// 프리픽스 없음 — 일반 퍼지 검색에 통합됩니다.
+/// 지원 브라우저: Google Chrome, Microsoft Edge
+/// </summary>
+public class BookmarkHandler : IActionHandler
+{
+    public string? Prefix => null;  // 퍼지 검색에 통합
+
+    public PluginMetadata Metadata => new(
+        "Bookmarks",
+        "Chrome / Edge 북마크 검색",
+        "1.0",
+        "AX");
+
+    // 캐시 (앱 세션 중 북마크가 자주 바뀌지 않으므로 한 번 로드 후 재사용)
+    private List<BookmarkEntry>? _cache;
+    private DateTime _cacheTime = DateTime.MinValue;
+    private static readonly TimeSpan CacheTtl = TimeSpan.FromMinutes(5);
+
+    public Task<IEnumerable<LauncherItem>> GetItemsAsync(string query, CancellationToken ct)
+    {
+        if (string.IsNullOrWhiteSpace(query))
+            return Task.FromResult<IEnumerable<LauncherItem>>(Array.Empty<LauncherItem>());
+
+        RefreshCacheIfNeeded();
+
+        if (_cache == null || _cache.Count == 0)
+            return Task.FromResult<IEnumerable<LauncherItem>>(Array.Empty<LauncherItem>());
+
+        var q = query.Trim().ToLowerInvariant();
+        var results = _cache
+            .Where(b => b.Name.ToLowerInvariant().Contains(q)
+                     || (b.Url?.ToLowerInvariant().Contains(q) ?? false))
+            .Take(8)
+            .Select(b => new LauncherItem(
+                b.Name,
+                b.Url ?? "",
+                null,
+                b.Url,
+                Symbol: Symbols.Globe))
+            .ToList();
+
+        return Task.FromResult<IEnumerable<LauncherItem>>(results);
+    }
+
+    public Task ExecuteAsync(LauncherItem item, CancellationToken ct)
+    {
+        if (item.Data is string url && !string.IsNullOrWhiteSpace(url))
+        {
+            try
+            {
+                System.Diagnostics.Process.Start(new System.Diagnostics.ProcessStartInfo(url)
+                    { UseShellExecute = true });
+            }
+            catch (Exception ex)
+            {
+                LogService.Warn($"북마크 열기 실패: {ex.Message}");
+            }
+        }
+        return Task.CompletedTask;
+    }
+
+    // ─── 캐시 ────────────────────────────────────────────────────────────────
+
+    private void RefreshCacheIfNeeded()
+    {
+        if (_cache != null && DateTime.Now - _cacheTime < CacheTtl) return;
+
+        var bookmarks = new List<BookmarkEntry>();
+
+        foreach (var file in GetBookmarkFiles())
+        {
+            try
+            {
+                var json = File.ReadAllText(file);
+                ParseChromeBookmarks(json, bookmarks);
+            }
+            catch (Exception ex)
+            {
+                LogService.Warn($"북마크 파일 읽기 실패: {file} — {ex.Message}");
+            }
+        }
+
+        _cache = bookmarks;
+        _cacheTime = DateTime.Now;
+        LogService.Info($"북마크 로드 완료: {bookmarks.Count}개");
+    }
+
+    // ─── 북마크 파일 경로 ─────────────────────────────────────────────────────
+
+    private static IEnumerable<string> GetBookmarkFiles()
+    {
+        var localAppData = Environment.GetFolderPath(Environment.SpecialFolder.LocalApplicationData);
+
+        // Chrome (안정, 베타, 개발, 카나리아)
+        var chromePaths = new[]
+        {
+            Path.Combine(localAppData, "Google", "Chrome", "User Data"),
+            Path.Combine(localAppData, "Google", "Chrome Beta", "User Data"),
+            Path.Combine(localAppData, "Google", "Chrome Dev", "User Data"),
+            Path.Combine(localAppData, "Google", "Chrome SxS", "User Data"),
+        };
+
+        // Edge
+        var edgePaths = new[]
+        {
+            Path.Combine(localAppData, "Microsoft", "Edge", "User Data"),
+            Path.Combine(localAppData, "Microsoft", "Edge Beta", "User Data"),
+            Path.Combine(localAppData, "Microsoft", "Edge Dev", "User Data"),
+            Path.Combine(localAppData, "Microsoft", "Edge Canary", "User Data"),
+        };
+
+        foreach (var profileRoot in chromePaths.Concat(edgePaths))
+        {
+            if (!Directory.Exists(profileRoot)) continue;
+
+            // Default 프로파일
+            var defaultBookmark = Path.Combine(profileRoot, "Default", "Bookmarks");
+            if (File.Exists(defaultBookmark)) yield return defaultBookmark;
+
+            // Profile 1, 2, ... 프로파일
+            foreach (var dir in Directory.GetDirectories(profileRoot, "Profile *"))
+            {
+                var f = Path.Combine(dir, "Bookmarks");
+                if (File.Exists(f)) yield return f;
+            }
+        }
+    }
+
+    // ─── Chrome/Edge JSON 파싱 ───────────────────────────────────────────────
+
+    private static void ParseChromeBookmarks(string json, List<BookmarkEntry> result)
+    {
+        var doc = JsonNode.Parse(json);
+        var roots = doc?["roots"];
+        if (roots == null) return;
+
+        foreach (var rootKey in new[] { "bookmark_bar", "other", "synced" })
+        {
+            var node = roots[rootKey];
+            if (node != null) WalkNode(node, result);
+        }
+    }
+
+    private static void WalkNode(JsonNode node, List<BookmarkEntry> result)
+    {
+        var type = node["type"]?.GetValue<string>();
+
+        if (type == "url")
+        {
+            var name = node["name"]?.GetValue<string>() ?? "";
+            var url  = node["url"]?.GetValue<string>() ?? "";
+            if (!string.IsNullOrWhiteSpace(name) && !string.IsNullOrWhiteSpace(url))
+                result.Add(new BookmarkEntry(name, url));
+            return;
+        }
+
+        if (type == "folder")
+        {
+            var children = node["children"]?.AsArray();
+            if (children == null) return;
+            foreach (var child in children)
+            {
+                if (child != null) WalkNode(child, result);
+            }
+        }
+    }
+
+    private record BookmarkEntry(string Name, string? Url);
+}