Pull request: upd-go

Merge in DNS/adguard-home from upd-go to master

Squashed commit of the following:

commit 8edfb5cc3466c1e4ee2eacae5157bd93c135a284
Author: Ainar Garipov <A.Garipov@AdGuard.COM>
Date:   Wed Aug 3 14:25:45 2022 +0300

    all: imp docs; fmt

commit 080b8a85c02afbdaa079c0da47cb7b6311d50fbe
Author: Ainar Garipov <A.Garipov@AdGuard.COM>
Date:   Tue Aug 2 20:51:20 2022 +0300

    all: upd go, imp generic code

internal/home/service_openbsd.go

@@ -160,7 +160,7 @@ rc_cmd $1
 
 // template returns the script template to put into rc.d.
 func (s *openbsdRunComService) template() (t *template.Template) {
-	tf := map[string]interface{}{
+	tf := map[string]any{
 		"args": func(sl []string) string {
 			return `"` + strings.Join(sl, " ") + `"`
 		},
@@ -390,42 +390,42 @@ func newSysLogger(_ string, _ chan<- error) (service.Logger, error) {
 type sysLogger struct{}
 
 // Error implements service.Logger interface for sysLogger.
-func (sysLogger) Error(v ...interface{}) error {
+func (sysLogger) Error(v ...any) error {
 	log.Error(fmt.Sprint(v...))
 
 	return nil
 }
 
 // Warning implements service.Logger interface for sysLogger.
-func (sysLogger) Warning(v ...interface{}) error {
+func (sysLogger) Warning(v ...any) error {
 	log.Info("warning: %s", fmt.Sprint(v...))
 
 	return nil
 }
 
 // Info implements service.Logger interface for sysLogger.
-func (sysLogger) Info(v ...interface{}) error {
+func (sysLogger) Info(v ...any) error {
 	log.Info(fmt.Sprint(v...))
 
 	return nil
 }
 
 // Errorf implements service.Logger interface for sysLogger.
-func (sysLogger) Errorf(format string, a ...interface{}) error {
+func (sysLogger) Errorf(format string, a ...any) error {
 	log.Error(format, a...)
 
 	return nil
 }
 
 // Warningf implements service.Logger interface for sysLogger.
-func (sysLogger) Warningf(format string, a ...interface{}) error {
+func (sysLogger) Warningf(format string, a ...any) error {
 	log.Info("warning: %s", fmt.Sprintf(format, a...))
 
 	return nil
 }
 
 // Infof implements service.Logger interface for sysLogger.
-func (sysLogger) Infof(format string, a ...interface{}) error {
+func (sysLogger) Infof(format string, a ...any) error {
 	log.Info(format, a...)
 
 	return nil