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

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

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

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 #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

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

Issue #2921133 by quietone, VladimirAus, xjm, ankithashetty, longwave, Prem Suthar, smustgrave, benjifisher, AaronMcHale: Remove "Please" from the codebase

Issue #3221793 by kim.pepper, larowlan, smustgrave, Wim Leers, joachim, gabesullice: Move file upload validation from file.module to constraint validators

Issue #3275557 by andypost, catch, heddn: Add webp image conversion to core's install profile's image style

Issue #3278493 by mglaman, rabbitlair, mherchel, Purencool, dww, benjifisher, lauriii, andy-blum, AdamPS, jwilson3, alexpott, smustgrave, rlahoda, akalata, ckrina, bnjmnm, crasx, mndonx, hbrokmeier, callinmullaney: Make it easier for theme builders to enable Twig debugging and disable render cache

(cherry picked from commit da2eaec5)

Issue #3258433 by daniel_j, smustgrave, tedfordgif, quietone: Clear Caches button should not be part of Performance form

Issue #3027639 by catch, jonhattan, ankithashetty, Lal_, voleger, beunerd, cmlara, yogeshmpawar, Jose Reyero, drfuzetto, MiguelArber, smustgrave, longwave, Berdir, leandro713, Ambient.Impact, olli, amitaibu: Make css/js optimized assets path configurable

Issue #3322743 by Spokje, mondrake: Fix PHPStan L2 errors "Parameter $foo of method Foo::bar() has invalid type Foo\Baz." and "Method Foo::bar() has invalid return type Foo\Baz. "

Issue #3020455 by Spokje, jhedstrom, kim.pepper, Bhanu951, mpdonadio, alexpott, smustgrave: Deprecate system_time_zones() and move to TimeZoneFormHelper

Issue #3270378 by andregp, murilohp, Rinku Jacob 13, AaronMcHale, dww, alexpott, smustgrave: Promote non-stable modules to the top of the list at admin/modules/uninstall form

Issue #2671174 by pameeela, amol.palhade17, leymannx, longwave, priyanka.sahni, yashingole, quietone, rbaprado, jackalope: Make default front page setting required and remove special case of /user/login

Issue #3325184 by Spokje, andypost, xjm, smustgrave: $this->configFactory is not set properly in the constructor of \Drupal\system\Form\CronForm

Issue #3227824 by brianperry, nod_, D34dMan, ravi.shankar, alexpott, johnny5th, bbrala, yogeshmpawar, Suresh Prabhu Parkala, larowlan, joachim, benjifisher, baddysonja, xjm, gabesullice, casey, lauriii: Move the linkset functionality from the decoupled menus contributed module to core's system module

Issue #59750 by quietone, larowlan, mikeryan, quicksketch, sreynen, kleinmp, kim.pepper, Bèr Kessels, chx, S3b0uN3t, ravi.shankar, mrddthi, webchick, neclimdul, Lendude: Required flag on file forms breaks on validation

Issue #3307972 by AlirezaK, rik.scholten: ModulesListForm.php assigns string value to ['attributes']['class']

Issue #2937515 by Spokje, quietone, idebr, longwave, SherFengChong, anweshasinha, borisson_, mfernea, xjm, bbrala, daffie, Berdir: Fix Drupal.Array.Array.[ArrayClosingIndentation, ArrayIndentation] coding standard

Issue #3266397 by quietone, murilohp, dww, AaronMcHale, benjifisher, Antoniya, andregp, rkoller, kimberlly_amaral, ckrina: Highlight non-stable modules on the admin/modules/uninstall form

Issue #2616814 by dpi, Xano, geek-merlin, Hardik_Patel_12, jofitz, alexpott, Fabianx, catch, joachim, andypost, dawehner, daffie, cweagans, neclimdul: Delegate all hook invocations to ModuleHandler

Issue #3258782 by murilohp, quietone, dww, catch, Spokje, xjm, daffie, benjifisher, benjifisher, rkoller, AaronMcHale, andregp, Antoniya, ckrina, guilherme-rabelo, guilherme-rabelo, kimberlly_amaral, victoria-mar: Do not display obsolete modules at admin/modules

Issue #3250585 by Spokje, ankithashetty, karishmaamin, quietone, catch, Gábor Hojtsy, longwave, daffie, xjm, andypost, benjifisher, bbrala, larowlan: Highlight deprecated modules and themes at admin/reports/status page, providing warning and link with explanation

Issue #3215043 by Spokje, larowlan, quietone, dww, srilakshmier, paulocs, yogeshmpawar, catch, Gábor Hojtsy, benjifisher, AaronMcHale, phenaproxima, kim.pepper, fubarhouse: Indicate the non-stable statuses in admin/modules page

Issue #3210129 by quietone, murilohp, xjm: Fix spelling for words used once, beginning with 'a' -> 'd', inclusive

Issue #3245622 by dww, mgifford, darvanen, AaronMcHale, Antoniya, anagomes, andrewmacpherson, beatrizrodrigues, benjifisher, rkoller, shaal, marcos_lima, lucienchalom, ckrina, gabrielda, kjay: Module name context missing for 'help' and 'permissions' links on admin/modules

Issue #3207567 by Spokje, quietone, guilhermevp, yogeshmpawar, daffie, alexpott: Fix Drupal.Commenting.FunctionComment.MissingParamComment

Issue #3222251 by bbrala, longwave: [November 8, 2021] Replace all isset constructs with the null coalescing operator