cyi-box: Memphis-style toolbox admin platform

Go(fun)+SQLite backend, Vue 3 frontend. Modules: dashboard, pay gateway
(Epay-compatible + CDK stock), license/card system (per-app appid, domain
binding), AI memory bank with built-in MCP server (/mcp, FTS5 search,
signed read links), server SSH monitor + terminal + SFTP, proxy pool with
protocol-level alive checks, DB manager (mysql/pg/sqlite + SQL
autocomplete + import/export), disk share, vault (AES-GCM + TOTP),
bookmarks, dev tools.

Generated with [Devin](https://devin.ai)

Co-Authored-By: Devin <158243242+devin-ai-integration[bot]@users.noreply.github.com>

backend/internal/store/bookmark.go

@@ -0,0 +1,73 @@
+package store
+
+import (
+	"time"
+
+	"github.com/cyi-cc/cyi-box/backend/internal/db"
+)
+
+type Bookmark struct {
+	Id        int64
+	UserID    int64
+	Title     string
+	Url       string
+	Icon      string
+	Sort      int64
+	CreatedAt int64
+}
+
+func bookmarkFromRow(b db.Bookmark) Bookmark {
+	return Bookmark{
+		Id: b.ID, UserID: b.UserID, Title: b.Title, Url: b.Url,
+		Icon: b.Icon, Sort: b.Sort, CreatedAt: b.CreatedAt,
+	}
+}
+
+func (s *Store) ListBookmarks(userID int64) ([]Bookmark, error) {
+	rows, err := s.q.ListBookmarks(storeCtx, userID)
+	if err != nil {
+		return nil, err
+	}
+	items := make([]Bookmark, 0, len(rows))
+	for _, r := range rows {
+		items = append(items, bookmarkFromRow(r))
+	}
+	return items, nil
+}
+
+func (s *Store) SaveBookmark(b *Bookmark) error {
+	if b.Id > 0 {
+		n, err := s.q.UpdateBookmark(storeCtx, db.UpdateBookmarkParams{
+			Title: b.Title, Url: b.Url, Icon: b.Icon, Sort: b.Sort,
+			ID: b.Id, UserID: b.UserID,
+		})
+		if err != nil {
+			return err
+		}
+		if n == 0 {
+			return ErrNotFound
+		}
+		return nil
+	}
+	now := time.Now().Unix()
+	id, err := s.q.InsertBookmark(storeCtx, db.InsertBookmarkParams{
+		UserID: b.UserID, Title: b.Title, Url: b.Url, Icon: b.Icon,
+		Sort: b.Sort, CreatedAt: now,
+	})
+	if err != nil {
+		return err
+	}
+	b.Id, b.CreatedAt = id, now
+	return nil
+}
+
+func (s *Store) DeleteBookmark(userID, id int64) error {
+	n, err := s.q.DeleteBookmark(storeCtx, db.DeleteBookmarkParams{UserID: userID, ID: id})
+	if err != nil {
+		return err
+	}
+	if n == 0 {
+		return ErrNotFound
+	}
+	return nil
+}