🛂 fix: Address Accessibility Issues - Axe Rating: Serious (#10607)

* feat: wrap main content of page in <main> tag for screen reader landmarks (439)

* feat: add italic on active convo when selected so that selection state does not rely on bg contrast ratio (562)

* feat: add border ring around SearchBar so that it passes focus contrast minimums (577)

* fix: hide decorative SVGs from screen readers (578)

* fix: stop clipping of focus outlines in My Files modal (593)

* feat: programmatically declare state of Temporary Chat toggle for screen readers (606)

* feat: add sr-only components to warn screen readers that footer links open in new tab (611)

* feat: add aria-labels to archived chat table buttons

* feat: add screen reader heading for prompt edit page (776)

* feat: increase contrast to threshold minimum for production tag in prompts advanced view (773)

* feat: increase contrast to thehold minimums for production tag and version card border highlights (770)

* fix: h2 now reads as 'control bar' to screen readers in edit prompt page (768)

* feat: add selected state tracking for simple / advanced toggle for screen readers (765)

* feat: add left padding to theme selector in prompts side nav panel so that focus outline doesnt clip

* feat: darken orange bg for warning toasts to hit 3:1 contrast minimum with white text (725)

* fix: return focus to triggering element on modal close for image preview in attach files panel (717)

* fix: hide SVG for AddMultiConvo button from screen readers (708)

* feat: add persistent label to Filter Memories... input in memory side panel

client/src/components/Chat/TemporaryChat.tsx

@@ -42,6 +42,7 @@ export function TemporaryChat() {
           <button
             onClick={handleBadgeToggle}
             aria-label={localize(temporaryBadge.label)}
+            aria-pressed={isTemporary}
             className={cn(
               'inline-flex size-10 flex-shrink-0 items-center justify-center rounded-xl border border-border-light text-text-primary transition-all ease-in-out hover:bg-surface-tertiary',
               isTemporary