first commit after chaning git structure on pc

pkg/tui/breadcrumbs.go

@@ -0,0 +1,55 @@
+package tui
+
+import (
+	"github.com/charmbracelet/lipgloss"
+)
+
+func (m Model) BuildBreadcrumbs() string {
+	// Only show breadcrumbs in cart view
+	if !m.ViewingCart {
+		return ""
+	}
+
+	activeStyle := lipgloss.NewStyle().
+		Foreground(lipgloss.Color("#FFFFFF")).
+		Bold(true)
+
+	inactiveStyle := lipgloss.NewStyle().
+		Foreground(lipgloss.Color("#666666"))
+
+	sepStyle := lipgloss.NewStyle().
+		Foreground(lipgloss.Color("#666666"))
+
+	sep := sepStyle.Render(" / ")
+
+	// Checkout flow steps
+	labels := []string{"cart", "shipping", "payment", "confirmation"}
+
+	// Get current checkout step from model
+	currentStep := m.CheckoutStep
+
+	var items []string
+	for i, label := range labels {
+		if i == currentStep {
+			items = append(items, activeStyle.Render(label))
+		} else {
+			items = append(items, inactiveStyle.Render(label))
+		}
+
+		// Add separator except after last item
+		if i < len(labels)-1 {
+			items = append(items, sep)
+		}
+	}
+
+	breadcrumbsContainer := lipgloss.NewStyle().
+		MarginBottom(1).
+		PaddingLeft(4)
+
+	result := ""
+	for _, item := range items {
+		result += item
+	}
+
+	return breadcrumbsContainer.Render(result)
+}