Add coverage for `URLValidator` (#25591)

Add coverage for `LanguageValidator` (#25593)

Update rubocop rules for linelength (#26190)

Rubocop fix: `Perfomance/UnfreezeString` (#26217)

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

Update README.md (#25435)

Allow filtering for Chinese languages (#26066)

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

Fix missing return values in streaming (#26233)

Swap debug statements in streaming server (#26231)

Fix: Streaming server memory leak in HTTP EventSource cleanup (#26228)

Update dependency haml_lint to v0.49.2 (#26222)

Co-authored-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>

Change the wording of the dismissable explore prompt (#25917)

Fix emoji picker button scrolling with textarea content in single-column view (#25304)

Remove queued_at value from pubsub payloads (#26173)

Storage: add :azure to remaining callers (#26080)

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>

Add role badges to the WebUI (#25649)

Refactor streaming's filtering logic & improve documentation (#26213)