Avoid connecting to a running ES instance in ES search check spec (#26413)

Restore console behavior in `test` env (#26401)

Fix blocking subdomains of an already-blocked domain (#26392)

Fix list import concurrently creating lists of the same name (#26372)

Spec media attachment speedups (#25416)

Add alt text for preview card thumbnails (#26184)

Add `GET /api/v1/instance/languages` to REST API (#24443)

Co-authored-by: Eugen Rochko <eugen@zeonfederated.com>
Co-authored-by: Claire <claire.github-309c@sitedethib.com>

Refactor: replace whitelist_mode mentions with limited_federation_mode (#26252)

Fix request URL normalisation for bare domain and 8-bit characters (#26285)

Add List-Unsubscribe email header (#26085)

Fix AVIF attachments (#26264)

Do not normalize URL before fetching it (#26219)

Profiling tools configuration improvement (#25383)

Fix `RSpec/EmptyExampleGroup` cop (#24735)

Add coverage for `URLValidator` (#25591)

Add coverage for `LanguageValidator` (#25593)

Add end-to-end (system) tests (#25461)

Use original URL in preview if it redirects to 4xx page (#26200)

Fix crash when processing Flag activity with no status (#26189)

Change interaction modal in web UI (#26075)

Co-authored-by: Eugen Rochko <eugen@zeonfederated.com>