New skill - go-rod-master. Browser automation with Golang (#83)

* New skill - go-rod-master. Pretty big skill for browser automation with go and go-rod.

* chore: sync generated registry files

---------

Co-authored-by: 8hoursking <user@MacBook-Pro-user.local>

skills/go-rod-master/examples/concurrent_pages.go

@@ -0,0 +1,81 @@
+package main
+
+import (
+	"fmt"
+	"sync"
+	"time"
+
+	"github.com/go-rod/rod"
+	"github.com/go-rod/stealth"
+)
+
+// concurrent_pages demonstrates using rod.PagePool for concurrent scraping
+// with stealth-enabled pages.
+func main() {
+	browser := rod.New().
+		Timeout(2 * time.Minute).
+		MustConnect()
+	defer browser.MustClose()
+
+	// URLs to scrape concurrently
+	urls := []string{
+		"https://example.com",
+		"https://example.org",
+		"https://www.iana.org/domains/reserved",
+		"https://www.iana.org/about",
+	}
+
+	// Create a page pool with max 3 concurrent pages
+	pool := rod.NewPagePool(3)
+
+	// Factory function: creates stealth-enabled pages in isolated incognito contexts
+	create := func() *rod.Page {
+		// MustIncognito creates an isolated browser context (separate cookies, storage)
+		page := stealth.MustPage(browser.MustIncognito())
+		return page
+	}
+
+	// Collect results safely using a mutex
+	var mu sync.Mutex
+	results := make(map[string]string)
+
+	// Scrape all URLs concurrently
+	var wg sync.WaitGroup
+	for _, url := range urls {
+		wg.Add(1)
+		go func(u string) {
+			defer wg.Done()
+
+			// Get a page from the pool (blocks if pool is full)
+			page := pool.MustGet(create)
+			defer pool.Put(page) // return page to pool when done
+
+			// Navigate and wait for the page to stabilize
+			page.MustNavigate(u).MustWaitStable()
+
+			// Extract the page title
+			title := page.MustInfo().Title
+
+			// Store result
+			mu.Lock()
+			results[u] = title
+			mu.Unlock()
+
+			fmt.Printf("[done] %s → %s\n", u, title)
+		}(url)
+	}
+
+	// Wait for all goroutines to complete
+	wg.Wait()
+
+	// Clean up the pool
+	pool.Cleanup(func(p *rod.Page) {
+		p.MustClose()
+	})
+
+	// Print summary
+	fmt.Printf("\n--- Results (%d pages scraped) ---\n", len(results))
+	for url, title := range results {
+		fmt.Printf("  %s: %s\n", url, title)
+	}
+}