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/querylog/json.go

@@ -17,7 +17,7 @@ import (
 // TODO(a.garipov): Use a proper structured approach here.
 
 // jobject is a JSON object alias.
-type jobject = map[string]interface{}
+type jobject = map[string]any
 
 // entriesToJSON converts query log entries to JSON.
 func (l *queryLog) entriesToJSON(entries []*logEntry, oldest time.Time) (res jobject) {