Pull request: all: imp scripts

Merge in DNS/adguard-home from imp-sh to master

Squashed commit of the following:

commit 477832e11eca2ef7ac0071b5da938dacb2ed617d
Author: Ainar Garipov <A.Garipov@AdGuard.COM>
Date:   Wed May 19 20:24:34 2021 +0300

    scripts: rm dbg

commit dbb4b8c783f607781b980dcd57d78085c9022e72
Author: Ainar Garipov <A.Garipov@AdGuard.COM>
Date:   Wed May 19 20:21:20 2021 +0300

    all: imp code, compat, docs

commit e6e4375d67ad1c213efb04411e3ba0bc6293f936
Author: Ainar Garipov <A.Garipov@AdGuard.COM>
Date:   Wed May 19 19:33:48 2021 +0300

    all: imp scripts

.github/workflows/build.yml

@@ -46,7 +46,7 @@
         'restore-keys': '${{ runner.os }}-go-'
     - 'name': 'Get npm cache directory'
       'id': 'npm-cache'
-      'run': 'echo "::set-output name=dir::$(npm config get cache)"'
+      'run': 'echo "::set-output name=dir::$( npm config get cache )"'
     - 'name': 'Set up npm cache'
       'uses': 'actions/cache@v2'
       'with':