Issue #3416700 by catch, penyaskito, lamp5: Handle invalid compressed ajax_page_state more gracefully

Issue #3437325 by narendraR, phenaproxima, alexpott, Wim Leers: Add validation constraints to system.date

Issue #3426506 by kim.pepper, smustgrave, mstrelan, alexpott: Create enums for File exists options and deprecate consts

Issue #2862702 by larowlan, hswong3i, mohit_aghera, perfectcu.be, markhalliwell, mxr576, dscl, alexpott, smustgrave: PrepareModulesEntityUninstallForm::formTitle does not exist

Issue #3437162 by plopesc, smustgrave, Berdir: Move twig_debug and other development toggles into raw key/value

Issue #3421016 by quietone, godotislate: Convert MigrateProcessPlugin plugin discovery to attributes

Issue #3413508 by Jelle_S, taraskorpach, acbramley, smustgrave, alexpott, Eugen Zerr: Admin page access denied even when access is given to child items

Issue #3431452 by godotislate, smustgrave, alexpott: Rename RenderElement and FormElement plugin abstract classes to RenderElementBase and FormElementBase

Issue #2259567 by jcnventura, eelkeblok, joegraduate, thejimbirch, nvahalik, Lendude, andypost, anmolgoyal74, vacho, oriol_e9g, trackleft2, DamienMcKenna, smustgrave, nelp, LOBsTerr, twills, huzooka, Gauravvvv, xopoc, caesius, gyuhyon, mgifford, joelpittet, fietserwin, mark.labrecque, fabio84, lauriii, greggles, alexpott, mondrake, catch, quietone, drugan, jungle, DuaelFr: Support SVG files for theme logo setting

Issue #3436255 by mondrake, longwave: Fix return typehinting for Compiler and EventSubscriber related classes

Issue #3421439 by godotislate, sorlov, quietone, smustgrave, alexpott, larowlan, longwave, andypost: Convert form and render element plugin discovery to attributes

Revert "Issue #3370946 by kunal.sachdev, lauriii, tim.plunkett, omkar.podey, alexpott, ckrina, smustgrave, larowlan, rkoller, hooroomoo, duadua: Page title should contextualize the local navigation"

This reverts commit ad606a8f.

Issue #1170362 by alexpott, catch, pillarsdotnet, sun, jofitz, geerlingguy, steinmb, tresti88, DamienMcKenna, dpovshed, imclean, bradjones1, mErilainen, David_Rothstein, KarenS, BTMash, rickmanelius, Anonymous, smustgrave, Wim Leers, kreynen, webchick, websiteworkspace, phenaproxima, Kiphaas7, bbrala: Install profile is disabled for lots of different reasons and core doesn't allow for that

Issue #3370946 by kunal.sachdev, lauriii, tim.plunkett, omkar.podey, alexpott, ckrina, smustgrave, larowlan, rkoller, hooroomoo, duadua: Page title should contextualize the local navigation

Issue #3420986 by kim.pepper, sorlov, larowlan, mstrelan: Convert Condition plugin discovery to attributes

Issue #3420985 by godotislate, larowlan, smustgrave, mstrelan: Convert Archiver discovery to attributes

Issue #2942001 by dimitriskr, alexpott, gaurav.kapoor, smustgrave, andypost, almaudoh: Deprecate ThemeHandlerInterface::rebuildThemeData() and use extension.list.theme service instead

Issue #3420991 by kim.pepper, larowlan, mstrelan: Convert ImageToolkit plugin discovery to attributes

Issue #3420992 by kim.pepper, mstrelan, larowlan: Convert ImageToolkitOperation plugin discovery to attributes

Issue #3381929 by tedbow, yash.rode, kunal.sachdev, tim.plunkett, quietone, hooroomoo, Utkarsh_33: Restrict access to empty top level administration pages for overview controller

Issue #3414165 by quietone, shalini_jha, adwivedi008, longwave: Use "install" not "enable" for modules in strings

Issue #3416798 by GafgarionMorua, arunkumark, larowlan, smustgrave, DamienMcKenna: Refactor the breadcrumb generation "catch" code

Issue #3383131 by WalkingDexter, xjm, allisonherodevs, ashley_herodev, pradhumanjain2311, smustgrave, marcoliver, lauriii: Entity autocomplete form element ignores entities with label "0"

Issue #3189301 by Spokje, xjm, smustgrave: Use \Psr\Http\Client\ClientExceptionInterface instead of \GuzzleHttp\Exception\TransferException

(cherry picked from commit 2ecd4151)

Issue #3379496 by quietone, smustgrave, longwave: Convert enable/disable to install/uninstall in UI not in hook_help

Issue #3063856 by quietone, alexpott, rpayanm, benjifisher, fredysan, Wim Leers, Ratan Priya, bsnodgrass, heddn: Add ability to view migrate_message table data

Issue #3112298 by Spokje, mpdonadio, ravi.shankar, quietone, alexpott, smustgrave, immaculatexavier, ranjith_kumar_k_u, ankithashetty, mondrake, daffie, andypost, vladbo, JeroenT, pifagor, longwave, voleger: Replace REQUEST_TIME in classes with direct container access

Issue #3406612 by tedbow, phenaproxima: Exceptions in batch no longer are shown on the page: JavaScript error

Revert "Issue #3383131 by WalkingDexter, xjm, allisonherodevs, ashley_herodev, pradhumanjain2311, smustgrave, marcoliver, lauriii: Entity autocomplete form element ignores entities with label "0""

This reverts commit 68dfec3c.

Issue #3383131 by WalkingDexter, xjm, allisonherodevs, ashley_herodev, pradhumanjain2311, smustgrave, marcoliver, lauriii: Entity autocomplete form element ignores entities with label "0"

Issue #3398891 by alexpott, Wim Leers: Do not require the config in #config_target to be listed in getEditableConfigNames()

Issue #3382510 by phenaproxima, Wim Leers, alexpott, longwave, claudiu.cristea, borisson_, lauriii, effulgentsia, bircher: Introduce a new #config_target Form API property to make it super simple to use validation constraints on simple config forms, and adopt it in several core config forms