Add vendor assessment agent

Signed-off-by: Aurélien Sibiril <81782+aureliensibiril@users.noreply.github.com>

pkg/agent/tools/browser/navigate.go

@@ -0,0 +1,90 @@
+// Copyright (c) 2026 Probo Inc <hello@getprobo.com>.
+//
+// Permission to use, copy, modify, and/or distribute this software for any
+// purpose with or without fee is hereby granted, provided that the above
+// copyright notice and this permission notice appear in all copies.
+//
+// THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES WITH
+// REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY
+// AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY SPECIAL, DIRECT,
+// INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM
+// LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR
+// OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
+// PERFORMANCE OF THIS SOFTWARE.
+
+package browser
+
+import (
+	"context"
+
+	"github.com/chromedp/chromedp"
+	"go.probo.inc/probo/pkg/agent"
+)
+
+type (
+	navigateParams struct {
+		URL string `json:"url" jsonschema:"The URL to navigate to"`
+	}
+
+	navigateResult struct {
+		Title       string `json:"title"`
+		Description string `json:"description"`
+		FinalURL    string `json:"final_url"`
+	}
+)
+
+func NavigateToURLTool(b *Browser) agent.Tool {
+	return agent.FunctionTool(
+		"navigate_to_url",
+		"Navigate to a URL and return the page title, meta description, and final URL after redirects.",
+		func(ctx context.Context, p navigateParams) (agent.ToolResult, error) {
+			if r := b.checkAlive(); r != nil {
+				return *r, nil
+			}
+
+			if r := b.checkURL(p.URL); r != nil {
+				return *r, nil
+			}
+
+			if r := checkPDF(p.URL); r != nil {
+				return *r, nil
+			}
+
+			ctx, timeoutCancel := withToolTimeout(ctx)
+			defer timeoutCancel()
+
+			tabCtx, cancel := b.NewTab(ctx)
+			defer cancel()
+
+			var (
+				title       string
+				description string
+				finalURL    string
+			)
+
+			err := chromedp.Run(
+				tabCtx,
+				chromedp.Navigate(p.URL),
+				waitForPage(),
+				chromedp.Title(&title),
+				chromedp.Evaluate(
+					`(() => {
+						const meta = document.querySelector('meta[name="description"]');
+						return meta ? meta.getAttribute("content") : "";
+					})()`,
+					&description,
+				),
+				chromedp.Location(&finalURL),
+			)
+			if err != nil {
+				return agent.ResultError(b.classifyError(ctx, p.URL, err)), nil
+			}
+
+			return agent.ResultJSON(navigateResult{
+				Title:       title,
+				Description: description,
+				FinalURL:    finalURL,
+			}), nil
+		},
+	)
+}