Synct commits from upstream

[lcduong]

Commit hash	Description
58ec29a10	Add headers on cached response
2a90aa145	Update Markdown
0319de120	Fix incorrect file upload limit message
fc79532da	Fix look of session images on mobile
c4a41757f	Fix colours in schedule editor
6553b9ec0	Fix typo in "community translantions"
d40645572	Align schedule editor UI style w/orga
a3c3e2c64	Hide do-not-record indicator if field unavailable
70bc92c91	Document reminder to notify people about releases
71c19187d	Bump version
434cf5787	Release v2024.3.0
d892ccfa0	Spelling wordlist
543ca4089	Update changelog
dc9043b64	Update translation percentages
14cb65b9a	Update translations
d49cf5685	Reorder question options on import
7ff77e8b4	Remove breaking tests
d1c4dadee	Make question options sortable
cb6de0996	🗺 Update translations (Russian)
04834d4bd	Code style
5324da83a	Drag-to-reorder UI for rooms, tracks, questions
8eefc3da0	Prefer system-ui to Arial as fallback
d163f598b	Bump django-hierarkey and cssutils
d7dd82709	Fix scroll bug on user profile
0a938081b	Make file upload limit configurable
090745ed8	Improve filetype selection in input type=file
8af5f49c8	Better templatetag fallbacks
c78df9bd8	[doc] Explain why to use celery
d6b08c9e6	Clean up unused files
4752a9858	Show local session time in addition to event time
5a794c1ca	Hide event date move hint when dates aren't changing
28f339c1d	Fix file delete on user deactivation
b77f16d03	Fix incorrect message import
239497c74	Improve language list display
649a3c7da	Indicate field errors on top of form
ea672140a	Simplify translations
d678b0bfe	Tiny fixes / printline removal
08450dbfb	Allow form submit via Ctrl+Enter in textareas
b22f38ad3	Don't tab to hidden selects
1c633e1d2	Use role=menu/item and aria-haspopup=menu
5878d2c51	Use semantic for tab content
c37a0c4b5	Indicate role=search on search forms
8184ede2c	Stop limiting textarea height
d3fe014a1	Fix look of readonly radio/checkbox
f0257db77	Make event colour not be required
9e377ead8	Fix horrendous bug in form submit
a2bb57e82	Bump dependencies
15e1fd5c8	Use ColorField for better validation
b6048a3c8	Fix non-copyable code
09ab3bf63	Fix breaking tests
d175663f9	Reorder display settings to be more intuitive
1fb5e4eb6	Fix image upload in event form
aee69222f	Fix missing file extension
ce2ad5d9c	Improve avatar filenames
2f1128e1b	Fix missing CSRF token
79534bea4	Show tiny speaker image next to speaker name
b8e45d108	Include avatar thumbnail URLs in widget data
80641e3cc	Fix avatar form appearance
33dc3a43f	Use thumbnails for speakers/users
d936be2fc	Implement thumbnails
60601d4b2	Fix broken user multi-form
88284d1f8	Use ImageField type for event images
a8701c67a	Fix bugs in agenda speaker views
734d7c8cf	Fix scroll offset bug in anonymisation form
b17dff880	Fix punctuation lost in translation (somehow??)
da95f3afb	Fix breaking tests
acfbbf5e4	Fix untranslated schedule editor
298bf8998	Fix schedule editor styles
8d8c34bf3	🗺 Update translations (German (de_FORMAL))
a61028247	🗺 Update translations (German)
1a3384119	Don't run translation health check
b7f8663da	Translation fixes
3a926e864	Update translations
21e820598	Fix translation handling in schedule editor
c91e7fc93	Update i18next-parser
421c6c965	Fix display of choices color dot
b05a908bd	Fix alignment issue in fake submission field
833332629	Use ISO date/time strings in native inputs
2ac9edff5	Show pretalx logo in mobile orga navbar
4826f57c0	Fix event ordering on dashboards
caf3e75fd	Merge lightbox and dialog styles
f6948a61e	Fix broken event slug suggestion
135d575b2	Improve review and submission filter form
e97b3bf0a	Disable submit button on submit for responsiveness
a70252e18	Fix non-prefilled date fields in non-English
dd91c0186	Allow to sort submission list by type and track
4dd80327b	Fix potential bug in direct schedule form
56bb6a049	Always allow organisers to set tracks
33b704825	Add spellcheck words
859e23c98	Allow organisers to turn off proposal share URLs
c7a9e8c9f	Make Event.feature_flags backwards compatible
5a767503d	Fix code highlight in docs
c641e7999	Improve plugin developer docs
f062ff2ed	Fix tests and style
cbaf24d33	Fix breaking tests
476c4d8e6	Show colour dot in various dropdowns
7f3ee7ce0	Hide score weight for independent categories
fb03fe93d	Use the FormView we were given
86a5fc57f	Misc UI fixes and improvements
5c45fa884	Reuse search/filter form templates
aebcc9ff8	Improve and simplify wizard forms
14b29e965	Remove bootstrap_form and bootstrap_field
be08ad8f2	Add base form template for trivial forms in /orga
2357619cb	Remove django-bootstrap4 Python-side
d9a3bf26e	Fix missing plugin nav menus on organiser pages
c48a77c4c	Implement TextInput with addons
36f1ba9c3	Implement and use SearchInput
8d28b5d7d	Implement form renderers
63b1ea5a2	Make sure password strength hint is visible
65c4edbc9	Fix look of login form
4bd96e45c	Show speaker events on orga landing page
70970d364	Fix breaking tests
7c314b85d	Improve startup time
a44fd98a4	Fix broken orga login to custom domain events
9bbb3982a	Fix orga views for custom domain events
6a8e4b8b1	Fix redirect to main domain on orga pages
1432ebd0a	Make sure request.uses_custom_domain is correct
66ea209a3	Show login link on public non-event pages
7fadc7247	Always show login link, not only on event pages
225cc3587	Only show domain-appropriate events on root page
07689c0f0	Improve behaviour on yet-empty custom domains
d3c32122b	Show URLs in print view
e3fff5af9	Make text selection primary-coloured
573f98335	Simplify and improve email template display
ebaf8bfe6	Lazy-load user profile pictures
38617e6de	Map track to request/require settings
5370384c6	Don't manually set widget attrs
1ce068391	Code style
483bdb74c	Remove useless button classes
97165de08	Fix nav typeahead on global sites
b331221f7	Allow tooltips to show permanently
6c3cd8168	Update translations
1462eee03	🗺 Update translations (French)
08b06a77a	Bump dependencies
300af63cf	Bump django-filter from 24.2 to 24.3
166c00326	Fix breaking tests
7f3ed824d	Fix schedule menu on small devices
0ddad713c	Fix schedule width below 1400px
521317412	Move changelog and exporters up to header menu
755e5df20	Fix timezone picker in session list
79fd546de	Improve agenda nav tabs
e9e10731d	Fix API pages
d31765426	Announce CSS/JS changes to plugin developers
8433220db	Code style
99401d329	Implement col-md / mobile views
297bbdde4	Remove all mentions of select2
33684789e	Remove unused code
c7a53794f	Style fixes
971ec128f	Show description and color in drop-down
59761d6cf	Style sidebar with box-shadow instead of border
7d2dfb126	Add keyboard shortcut for global search
903f67517	Fix orga nav
8e06eb3ce	Add function gone missing in rebase
5892028b9	Remove unused classes
39e319283	Improve review pages
f78b05a02	More consistent variable and shadow use
c4139cc39	Fix review dashboard
36c6be4ed	Fix cfp css
af2461a60	Improve collapse handling
94ef6f132	Improve email pages
5a43f4ce1	Fix incorrect feedback link
62fc1306c	Build cooler toggle button
abefdcdd4	More css fixes
56373f974	Remove unused data
0d7b047f3	Make more settings pages tabbed
6252a7ee3	Fix dashboards
4a6598861	Fix error pages
a3f64b0fe	Frontend CSS improvements
8c6b8019f	Rip out jquery
0ed5a4ef4	Redirect to event specific auth page
34d2d68c0	Fix orga auth pages
b71aa8901	More form improvements
3f04e2f75	Remove unused file
3808019b0	Fix alerts and pagination

How has this been tested?

Checklist

• I have added tests to cover my changes.

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