Format sidecar nginx logs in JSON (#4656)

Create subject counts on collection (#4625)

* create subjects_count counter_cache column on collections and index

* Update structure.sql

* hound sniffs use single quote and newline

* hound sniffs align methods

* Update collections.rake

* update typo on collections subjects

Bump activerecord-import from 0.25.0 to 0.26.0 (#2966)

Bumps [activerecord-import](https://github.com/zdennis/activerecord-import) from 0.25.0 to 0.26.0.
- [Release notes](https://github.com/zdennis/activerecord-import/releases)
- [Changelog](https://github.com/zdennis/activerecord-import/blob/master/CHANGELOG.md)
- [Commits](zdennis/activerecord-import@v0.25.0...v0.26.0)

Signed-off-by: dependabot[bot] <support@dependabot.com>