feat: implement xiaohongshu automation with MCP server

Complete implementation of xiaohongshu (Little Red Book) automation system:

### Core Features:
- **QR Code Login**: Automated login with cookie persistence
- **Content Publishing**: Post text, images with AI-powered descriptions
- **Browser Management**: Headless Chrome automation via go-rod
- **Cookie Persistence**: Session management for login state
- **MCP Server**: Model Context Protocol integration for Claude

### Technical Components:
- go-rod browser automation with stealth mode
- MCP server for Claude Code integration
- Cookie-based session management
- Robust error handling and logging
- Cross-platform compatibility

### API Endpoints:
- Login status checking and QR code authentication
- Content publishing with image upload support
- Navigation and page interaction utilities

This provides a complete foundation for xiaohongshu automation
with proper session management and MCP integration.

🤖 Generated with [Claude Code](https://claude.ai/code)

Co-Authored-By: Claude <noreply@anthropic.com>

xiaohongshu/publish_test.go

@@ -0,0 +1,32 @@
+package xiaohongshu
+
+import (
+	"context"
+	"testing"
+
+	"github.com/xpzouying/xiaohongshu-mcp/browser"
+
+	"github.com/stretchr/testify/assert"
+	"github.com/stretchr/testify/require"
+)
+
+func TestPublish(t *testing.T) {
+
+	t.Skip("SKIP: 测试发布")
+
+	_ = browser.Init(false)
+	defer browser.Close()
+
+	page := browser.NewPage()
+	defer page.Close()
+
+	action, err := NewPublishImageAction(page)
+	require.NoError(t, err)
+
+	err = action.Publish(context.Background(), PublishImageContent{
+		Title:      "Claude移动端重大更新！随时随地高效办公",
+		Content:    "Claude移动端重大更新！随时随地高效办公",
+		ImagePaths: []string{"1948784311265894447"},
+	})
+	assert.NoError(t, err)
+}