Issue #3356488 by BramDriesen, xjm, catch, fjgarlin, hestenet, longwave, larowlan, alexpott, lauriii: Mark Announcements Feed as stable

Issue #3349394 by plopesc, fjgarlin, hestenet, penyaskito, friera: Provide announcement feed as a block

Issue #3349973 by Akram Khan, Arantxio, m.stenta, daffie, poker10, hestenet, quietone, wotnak: Automatically install pg_trgm extension on PostgreSQL 13+

Issue #3206643 by fjgarlin, Lal_, AJV009, quietone, benjifisher, mohit_aghera, larowlan, VladimirAus, mherchel, xjm, alexpott, Rishabh Vishwakarma, ckrina, rkoller, Gábor Hojtsy, smustgrave, AkshayAdhav, hestenet, irinaz, AaronMcHale, andrewmacpherson, longwave, catch, shaal, nod_, drumm: Project messaging channel in core (as experimental)

Issue #1120020 by effulgentsia, andypost, Garrett Albright, pfrenssen, Taran2L, kim.pepper, andregp, phenaproxima, daffie, geek-merlin, rfay, ranjith_kumar_k_u, tf198, Damien Tournoud, alexpott, xjm, chx, bradjones1, hestenet: SQLite database locking errors cause fatal errors

Issue #3281863 by alexpott, Wim Leers, nod_, hestenet, xjm, huzooka, Mixologic: Nightwatch tests failing >50% of test runs on PHP 7.3 in 9.4.x and 9.5.x, as well as PHP 8.1 on 10.0.x

Issue #3137414 by shaal, dww, Gábor Hojtsy, sja112, codersukanta, jungle, xjm, hestenet, Dries: Remove D8 branding from D9 status report

Issue #2501697 by ZenDoodles, leslieg, Les Lim, pfrenssen, joelpittet, hestenet, YesCT, scor, Cottser, xjm, lauriii, dsnopek, alexpott, akalata, Wim Leers, acouch, kgoel: Remove SafeMarkup::set in rdf_preprocess_comment()