Add logging and fix /agents/ route error

cmd/server/main.go

@@ -2,7 +2,7 @@ package main
 
 import (
 	"flag"
-	"log"
+	"log/slog"
 	"net/http"
 	"os"
 	"os/signal"
@@ -24,6 +24,9 @@ func main() {
 	)
 	flag.Parse()
 
+	// Set up verbose logging
+	slog.SetLogLoggerLevel(slog.LevelDebug)
+
 	// Initialize dependencies
 	s := store.New()
 	authMgr := auth.New(*username, *password)
@@ -63,14 +66,15 @@ func main() {
 
 	go func() {
 		<-sigChan
-		log.Println("Shutting down server...")
+		slog.Info("Shutting down server...")
 		server.Close()
 		os.Exit(0)
 	}()
 
-	log.Printf("Starting server on http://%s:%s\n", *addr, *port)
-	log.Printf("Login with %s / %s\n", *username, *password)
+	slog.Info("Starting server", "addr", *addr+":"+*port, "url", "http://"+*addr+":"+*port)
+	slog.Info("Login credentials", "username", *username, "password", *password)
 	if err := server.ListenAndServe(); err != nil && err != http.ErrServerClosed {
-		log.Fatalf("Server error: %v", err)
+		slog.Error("Server error", "error", err)
+		os.Exit(1)
 	}
 }