Fix lint (#2427)

client/internal/auth/device_flow.go

@@ -3,6 +3,7 @@ package auth
 import (
 	"context"
 	"encoding/json"
+	"errors"
 	"fmt"
 	"io"
 	"net/http"
@@ -180,7 +181,7 @@ func (d *DeviceAuthorizationFlow) WaitToken(ctx context.Context, info AuthFlowIn
 					continue
 				}
 
-				return TokenInfo{}, fmt.Errorf(tokenResponse.ErrorDescription)
+				return TokenInfo{}, errors.New(tokenResponse.ErrorDescription)
 			}
 
 			tokenInfo := TokenInfo{

client/internal/engine.go

@@ -960,9 +960,9 @@ func (e *Engine) connWorker(conn *peer.Conn, peerKey string) {
 	for {
 
 		// randomize starting time a bit
-		min := 500
-		max := 2000
-		duration := time.Duration(rand.Intn(max-min)+min) * time.Millisecond
+		minValue := 500
+		maxValue := 2000
+		duration := time.Duration(rand.Intn(maxValue-minValue)+minValue) * time.Millisecond
 		select {
 		case <-e.ctx.Done():
 			return

client/internal/routemanager/sysctl/sysctl_linux.go

@@ -1,4 +1,5 @@
-// go:build !android
+//go:build !android
+
 package sysctl
 
 import (

client/ssh/server.go

@@ -118,9 +118,9 @@ func (srv *DefaultServer) publicKeyHandler(ctx ssh.Context, key ssh.PublicKey) b
 
 func prepareUserEnv(user *user.User, shell string) []string {
 	return []string{
-		fmt.Sprintf("SHELL=" + shell),
-		fmt.Sprintf("USER=" + user.Username),
-		fmt.Sprintf("HOME=" + user.HomeDir),
+		fmt.Sprint("SHELL=" + shell),
+		fmt.Sprint("USER=" + user.Username),
+		fmt.Sprint("HOME=" + user.HomeDir),
 	}
 }