Rename unused ctx parameters in server hooks

internal/server/server.go

@@ -64,13 +64,13 @@ func New(lc fx.Lifecycle, params Params) (*Server, error) {
 	}
 
 	lc.Append(fx.Hook{
-		OnStart: func(ctx context.Context) error {
+		OnStart: func(_ context.Context) error {
 			s.startupTime = time.Now()
 			go s.Run()
 
 			return nil
 		},
-		OnStop: func(ctx context.Context) error {
+		OnStop: func(_ context.Context) error {
 			if s.cancelFunc != nil {
 				s.cancelFunc()
 			}