Fix browser closure timing in search agent

Move defer statement to ensure browser closure occurs only after assigning the browser to the context. This prevents potential issues of premature resource release.

cmd/agent/cmd.go

@@ -7,10 +7,11 @@ import (
 	"os"
 	"strings"
 
-	"gitea.stevedudenhoeffer.com/steve/answer/pkg/agents"
 	gollm "gitea.stevedudenhoeffer.com/steve/go-llm"
 	"github.com/joho/godotenv"
 	"github.com/urfave/cli"
+
+	"gitea.stevedudenhoeffer.com/steve/answer/pkg/agents"
 )
 
 func getKey(key string, env string) string {
@@ -80,7 +81,7 @@ func main() {
 				llm = gollm.OpenAI(getKey(c.String("llm-key"), "OPENAI_API_KEY"))
 
 			case "anthropic":
-				llm = gollm.Anthropic(getKey(c.String("llm-key"), "ANTHROPI_API_KEY"))
+				llm = gollm.Anthropic(getKey(c.String("llm-key"), "ANTHROPIC_API_KEY"))
 
 			case "google":
 				llm = gollm.Google(getKey(c.String("llm-key"), "GOOGLE_API_KEY"))
@@ -96,7 +97,7 @@ func main() {
 			}
 			question := strings.Join(c.Args(), " ")
 
-			agent := agents.NewAgent(m, nil).WithMaxCalls(200)
+			agent := agents.NewAgent(m, gollm.ToolBox{}).WithMaxCalls(200)
 
 			knowledge, err := agent.SearchAndRead(ctx, question, []string{question}, true, 10)