Issue #3208390 by amateescu, s_leu, Fabianx, tim.plunkett, xjm, smustgrave, alexpott, catch, joachim, EclipseGc: Add an API for allowing modules to mark their forms as workspace-safe

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

Issue #3320467 by Liam Morland, nicrodgers, smustgrave, andypost, jonnyhocks, alexpott: form_build_id is a hidden input field and therefore should not have the autocomplete attribute

Issue #3431285 by mondrake, alexpott, jidrone, xjm, longwave: Replace func_get_args with variable-length argument in FormBuilder

Issue #3109970 by znerol, andypost, Prashant.c, daffie, Wim Leers, dww, catch: Convert uses of $_SESSION in forms and batch

Issue #3395776 by catch, kristiaanvandeneynde, Wim Leers, Fabianx, larowlan: Make POST requests render cacheable

Issue #3422543 by mstrelan, smustgrave, longwave: Make use of is_iterable and is_countable functions

Issue #3409407 by quietone, smustgrave, xjm, longwave: Remove Book module from comments not in tests

Issue #3328456 by xjm, dimitriskr, murilohp, smustgrave: Replace substr($a, 0, $i) with str_starts_with()

Issue #3408120 by alexpott, Wim Leers, lauriii, longwave, tim.plunkett, effulgentsia: \Drupal\Core\Form\ConfigTarget is not fully serializable

Issue #3394197 by lauriii, phenaproxima, Wim Leers, longwave, smustgrave, moshe weitzman: [regression] The new property \Drupal\Core\Form\ConfigFormBase::$typedConfigManager conflicts with some contrib modules

Issue #3401186 by Wim Leers, alexpott: Follow-up for #3382510: Throw \LogicException when >1 #config_target in the same form targets the same property path

Issue #3398982 by Wim Leers, phenaproxima, alexpott, borisson_: ConfigFormBase + validation constraints: support non-1:1 form element-to-config property mapping again

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

Issue #3399295 by alexpott, Wim Leers, bircher, andypost, borisson_: Allow all callables in ConfigTarget

Issue #3398974 follow-up by Wim Leers: Follow-up for #3382510: FormStateInterface::setErrorByName() needs not #name but a variation

Issue #3398974 by alexpott, Wim Leers, borisson_: Follow-up for #3382510: FormStateInterface::setErrorByName() needs not #name but a variation

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

Issue #3221798 by larowlan, pradhumanjain2311, alexpott, tim.plunkett, tunic, Eric_A, longwave, FatherShawn: Remove stale processing and reference to form_type_TYPE_value

Issue #3347291 by lauriii, srishtiiee, tim.plunkett, hooroomoo, narendraR, tedbow, bnjmnm, alexpott, Berdir: Combine field storage and field instance forms

Issue #2157945 by mondrake, andypost, kim.pepper, Bhanu951, alexpott, martin107, plach, ankithashetty, dawehner, karishmaamin, voleger, jhedstrom, jofitz, kostyashupenko, shashikant_chauhan, longwave, zeeshan_khan, claudiu.cristea, mstrelan, Berdir: Deprecate format_size() and use Drupal\Core\StringTranslation\ByteSizeMarkup instead

Issue #3364506 by Wim Leers, effulgentsia, catch, lauriii, borisson_, smustgrave, tim.plunkett, Dave Reid: Add optional validation constraint support to ConfigFormBase

Issue #3377882 by lauriii: \Drupal\Core\Form\FormSubmitter::__construct $redirect_response_subscriber missing default value

Issue #3219667 by quietone, ravi.shankar, longwave, smustgrave: Fix spelling for words used once, beginning with 't' -> 'z', inclusive

Issue #2950883 by acbramley, smustgrave, akalam, phenaproxima, idebr, raman.b, alexpott, bsztreha, douggreen, Suresh Prabhu Parkala, ExTexan, Kristen Pol, joachim, lauriii: Allow form redirects to ignore ?destination query parameter

Issue #2253257 by Utkarsh_33, bnjmnm, hooroomoo, jhedstrom, Xano, narendraR, chr.fritsch, vsujeetkumar, lauriii, Manuel Garcia, borisson_, andrewmacpherson, swentel, vijaycs85, tim.plunkett, larowlan, Berdir, mgifford, bojanz, jibran, olli, runeasgar, pooja saraah, zvischutz, InternetDevels, yoroy, effulgentsia, pfrenssen, jessebeach: Use a modal for entity delete operation links

Issue #3123060 by Spokje, quietone, longwave, ankithashetty, daffie, jungle, xjm: Enable 'Drupal.Commenting.DocComment.ShortSingleLine' coding standard

Issue #3268835 by quietone, smustgrave, ravi.shankar, xjm, borisson_, catch: Fix method comments in non tests for Drupal.Commenting.DocComment.ShortSingleLine