feat: Add "a" keyboard shortcut to bookmark a toot. (#2268)

Fixes #2237.

Co-authored-by: Nolan Lawson <nolan@nolanlawson.com>

src/intl/en-US.js

@@ -154,6 +154,7 @@ export default {
     <li><kbd>b</kbd> to boost</li>
     <li><kbd>r</kbd> to reply</li>
     <li><kbd>Escape</kbd> to close reply</li>
+    <li><kbd>a</kbd> to bookmark</li>
     <li><kbd>i</kbd> to open images, video, or audio</li>
     <li><kbd>y</kbd> to show or hide sensitive media</li>
     <li><kbd>m</kbd> to mention the author</li>

src/routes/_components/status/StatusToolbar.html

@@ -44,6 +44,7 @@
   <Shortcut scope={shortcutScope} key="r" on:pressed="reply()"/>
   <Shortcut scope={shortcutScope} key="escape" on:pressed="dismiss()"/>
   <Shortcut scope={shortcutScope} key="b" on:pressed="reblog(true)"/>
+  <Shortcut scope={shortcutScope} key="a" on:pressed="bookmark()"/>
 {/if}
 <style>
   .status-toolbar {
@@ -81,6 +82,7 @@
   import { CHECKMARK_ANIMATION, FAVORITE_ANIMATION, REBLOG_ANIMATION } from '../../_static/animations.js'
   import { on } from '../../_utils/eventBus.js'
   import { announceAriaLivePolite } from '../../_utils/announceAriaLivePolite.js'
+  import { setStatusBookmarkedOrUnbookmarked } from '../../_actions/bookmark.js'
 
   export default {
     oncreate () {
@@ -174,6 +176,10 @@
           // return status to the reply button after posting a reply
           this.refs.node.querySelector('.status-toolbar-reply-button').focus({ preventScroll: true })
         } catch (e) { /* ignore */ }
+      },
+      bookmark () {
+        const { originalStatus, originalStatusId } = this.get()
+        /* no await */ setStatusBookmarkedOrUnbookmarked(originalStatusId, !originalStatus.bookmarked)
       }
     },
     data: () => ({