Garbage collection of images for v1.1 backports

[v1.1] Imported lrumeta package from v1.2 to allow cleaning of images created by the v1.1 in the v1.2 werf version.

Docs

[docs] SEO improvement (#3385)

[docs] Update page templates to improve SEO, fix breadcrumbs

[web] Fix breadcrumbs (#3365)

[docs] Backport the new design (#3364)

[docs] Update the version of werf actions
werf/actions/deploy@master -> werf/actions/deploy@v1.1

Installation

Linux amd64

Darwin amd64

Windows amd64