feat(auth): enhance login flow with notifications and path normalization

- add success notification on successful login
- show error notification with detailed message on login failure
- normalize API paths to prevent double slashes and trailing slashes
- redirect to login page only if not on login request or page

cmd/cli/main.go

@@ -25,6 +25,10 @@ var rootCmd = &cobra.Command{
 	Short: "WhatsHooked CLI - Manage WhatsApp webhooks",
 	Long:  `A command-line interface for managing WhatsHooked server, hooks, and WhatsApp accounts.`,
 	PersistentPreRun: func(cmd *cobra.Command, args []string) {
+		if shouldSkipConfigLoad(cmd) {
+			return
+		}
+
 		var err error
 		cliConfig, err = LoadCLIConfig(cfgFile, serverURL)
 		if err != nil {
@@ -44,4 +48,14 @@ func init() {
 	rootCmd.AddCommand(accountsCmd)
 	rootCmd.AddCommand(sendCmd)
 	rootCmd.AddCommand(usersCmd)
+	rootCmd.AddCommand(passwordHashCmd)
+}
+
+func shouldSkipConfigLoad(cmd *cobra.Command) bool {
+	for c := cmd; c != nil; c = c.Parent() {
+		if c.Annotations != nil && c.Annotations["skip-config-load"] == "true" {
+			return true
+		}
+	}
+	return false
 }