Change design of compose form in web UI (#28119)

Co-authored-by: Claire <claire.github-309c@sitedethib.com>

app/javascript/mastodon/locales/en.json

@@ -89,7 +89,6 @@
   "announcement.announcement": "Announcement",
   "attachments_list.unprocessed": "(unprocessed)",
   "audio.hide": "Hide audio",
-  "autosuggest_hashtag.per_week": "{count} per week",
   "boost_modal.combo": "You can press {combo} to skip this next time",
   "bundle_column_error.copy_stacktrace": "Copy error report",
   "bundle_column_error.error.body": "The requested page could not be rendered. It could be due to a bug in our code, or a browser compatibility issue.",
@@ -146,22 +145,22 @@
   "compose_form.lock_disclaimer": "Your account is not {locked}. Anyone can follow you to view your follower-only posts.",
   "compose_form.lock_disclaimer.lock": "locked",
   "compose_form.placeholder": "What's on your mind?",
-  "compose_form.poll.add_option": "Add a choice",
+  "compose_form.poll.add_option": "Add option",
   "compose_form.poll.duration": "Poll duration",
-  "compose_form.poll.option_placeholder": "Choice {number}",
-  "compose_form.poll.remove_option": "Remove this choice",
+  "compose_form.poll.multiple": "Multiple choice",
+  "compose_form.poll.option_placeholder": "Option {number}",
+  "compose_form.poll.remove_option": "Remove this option",
+  "compose_form.poll.single": "Pick one",
   "compose_form.poll.switch_to_multiple": "Change poll to allow multiple choices",
   "compose_form.poll.switch_to_single": "Change poll to allow for a single choice",
-  "compose_form.publish": "Publish",
+  "compose_form.poll.type": "Style",
+  "compose_form.publish": "Post",
   "compose_form.publish_form": "New post",
-  "compose_form.publish_loud": "{publish}!",
-  "compose_form.save_changes": "Save changes",
-  "compose_form.sensitive.hide": "{count, plural, one {Mark media as sensitive} other {Mark media as sensitive}}",
-  "compose_form.sensitive.marked": "{count, plural, one {Media is marked as sensitive} other {Media is marked as sensitive}}",
-  "compose_form.sensitive.unmarked": "{count, plural, one {Media is not marked as sensitive} other {Media is not marked as sensitive}}",
+  "compose_form.reply": "Reply",
+  "compose_form.save_changes": "Update",
   "compose_form.spoiler.marked": "Remove content warning",
   "compose_form.spoiler.unmarked": "Add content warning",
-  "compose_form.spoiler_placeholder": "Write your warning here",
+  "compose_form.spoiler_placeholder": "Content warning (optional)",
   "confirmation_modal.cancel": "Cancel",
   "confirmations.block.block_and_report": "Block & Report",
   "confirmations.block.confirm": "Block",
@@ -408,7 +407,6 @@
   "navigation_bar.direct": "Private mentions",
   "navigation_bar.discover": "Discover",
   "navigation_bar.domain_blocks": "Blocked domains",
-  "navigation_bar.edit_profile": "Edit profile",
   "navigation_bar.explore": "Explore",
   "navigation_bar.favourites": "Favorites",
   "navigation_bar.filters": "Muted words",
@@ -526,14 +524,15 @@
   "poll_button.add_poll": "Add a poll",
   "poll_button.remove_poll": "Remove poll",
   "privacy.change": "Change post privacy",
-  "privacy.direct.long": "Visible for mentioned users only",
-  "privacy.direct.short": "Mentioned people only",
-  "privacy.private.long": "Visible for followers only",
-  "privacy.private.short": "Followers only",
-  "privacy.public.long": "Visible for all",
+  "privacy.direct.long": "Everyone mentioned in the post",
+  "privacy.direct.short": "Specific people",
+  "privacy.private.long": "Only your followers",
+  "privacy.private.short": "Followers",
+  "privacy.public.long": "Anyone on and off Mastodon",
   "privacy.public.short": "Public",
-  "privacy.unlisted.long": "Visible for all, but opted-out of discovery features",
-  "privacy.unlisted.short": "Unlisted",
+  "privacy.unlisted.additional": "This behaves exactly like public, except the post will not appear in live feeds or hashtags, explore, or Mastodon search, even if you are opted-in account-wide.",
+  "privacy.unlisted.long": "Fewer algorithmic fanfares",
+  "privacy.unlisted.short": "Quiet public",
   "privacy_policy.last_updated": "Last updated {date}",
   "privacy_policy.title": "Privacy Policy",
   "recommended": "Recommended",
@@ -551,7 +550,9 @@
   "relative_time.minutes": "{number}m",
   "relative_time.seconds": "{number}s",
   "relative_time.today": "today",
+  "reply_indicator.attachments": "{count, plural, one {# attachment} other {# attachments}}",
   "reply_indicator.cancel": "Cancel",
+  "reply_indicator.poll": "Poll",
   "report.block": "Block",
   "report.block_explanation": "You will not see their posts. They will not be able to see your posts or follow you. They will be able to tell that they are blocked.",
   "report.categories.legal": "Legal",
@@ -715,10 +716,8 @@
   "upload_error.poll": "File upload not allowed with polls.",
   "upload_form.audio_description": "Describe for people who are deaf or hard of hearing",
   "upload_form.description": "Describe for people who are blind or have low vision",
-  "upload_form.description_missing": "No description added",
   "upload_form.edit": "Edit",
   "upload_form.thumbnail": "Change thumbnail",
-  "upload_form.undo": "Delete",
   "upload_form.video_description": "Describe for people who are deaf, hard of hearing, blind or have low vision",
   "upload_modal.analyzing_picture": "Analyzing picture…",
   "upload_modal.apply": "Apply",