fix issue with log-file arg

Author: juruen

cmd/server/main.go

@@ -21,10 +21,6 @@ var (
 		Use:   "server",
 		Short: "GitHub MCP Server",
 		Long:  `A GitHub MCP server that handles various tools and resources.`,
-		PersistentPreRun: func(cmd *cobra.Command, args []string) {
-			// Bind flag to viper
-			viper.BindPFlag("log-file", cmd.PersistentFlags().Lookup("log-file"))
-		},
 	}
 
 	stdioCmd = &cobra.Command{
@@ -50,6 +46,9 @@ func init() {
 	// Add global flags that will be shared by all commands
 	rootCmd.PersistentFlags().String("log-file", "", "Path to log file")
 
+	// Bind flag to viper
+	viper.BindPFlag("log-file", rootCmd.PersistentFlags().Lookup("log-file"))
+
 	// Add subcommands
 	rootCmd.AddCommand(stdioCmd)
 }

go.mod

@@ -8,6 +8,7 @@ require (
 	github.com/sirupsen/logrus v1.9.3
 	github.com/spf13/cobra v1.9.1
 	github.com/spf13/viper v1.19.0
+	golang.org/x/exp v0.0.0-20230905200255-921286631fa9
 )
 
 require (
@@ -28,7 +29,6 @@ require (
 	github.com/subosito/gotenv v1.6.0 // indirect
 	go.uber.org/atomic v1.9.0 // indirect
 	go.uber.org/multierr v1.9.0 // indirect
-	golang.org/x/exp v0.0.0-20230905200255-921286631fa9 // indirect
 	golang.org/x/sys v0.18.0 // indirect
 	golang.org/x/text v0.14.0 // indirect
 	gopkg.in/ini.v1 v1.67.0 // indirect