Alt text for gifs (#3876)

* add alt text dialog

* multiline alt text input

* add pressable alt text badge

* rename `ALT: ` to `Alt text: ` to avoid including old bad ones

* reuse alt text reminder

* reuse alt text reminder in gallery

* add alt text reminder in the dialog itself

* autofocus text input

* reorder components to fix tab order

* fix close btn position

src/components/Prompt.tsx

@@ -43,7 +43,9 @@ export function Outer({
         <Dialog.ScrollableInner
           accessibilityLabelledBy={titleId}
           accessibilityDescribedBy={descriptionId}
-          style={[gtMobile ? {width: 'auto', maxWidth: 400} : a.w_full]}>
+          style={[
+            gtMobile ? {width: 'auto', maxWidth: 400, minWidth: 200} : a.w_full,
+          ]}>
           {children}
         </Dialog.ScrollableInner>
       </Context.Provider>

src/components/dialogs/MutedWords.tsx

@@ -37,12 +37,12 @@ export function MutedWordsDialog() {
   return (
     <Dialog.Outer control={control}>
       <Dialog.Handle />
-      <MutedWordsInner control={control} />
+      <MutedWordsInner />
     </Dialog.Outer>
   )
 }
 
-function MutedWordsInner({}: {control: Dialog.DialogOuterProps['control']}) {
+function MutedWordsInner() {
   const t = useTheme()
   const {_} = useLingui()
   const {gtMobile} = useBreakpoints()