docs: add who-reacted row and expand also-available feature list

- New comparison table row: "Who reacted" with hover tooltip + avatar modal
- also-available paragraph now mentions emoji/sticker picker, pinned messages
  panel, and who-reacted viewer explicitly

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

landing/index.html

@@ -554,7 +554,7 @@
                 </a>
             </div>
             <p class="also-available">
-                Our Lotus Guild fork of Cinny adds: voice message recording (MSC3245, works E2EE), device verification fix (cross-client SAS emoji + inline cards), per-member device session panel with per-device verify buttons, full Discord-style presence tracking (online on startup, idle/away after 10&nbsp;min inactivity, unavailable when tab hidden, offline on close &mdash; with a &ldquo;Hide Online Status&rdquo; privacy toggle), presence status indicators (online/busy/away dots) in member lists, incoming call ring + Answer/Decline (DMs &amp; group chats), GIF picker (Giphy), draggable+resizable picture-in-picture call window, poll display &amp; voting, message forwarding, image/video captions, location sharing (map view + send), deleted message placeholders, per-message read receipt avatars (click for full list with timestamps), screenshare fullscreen button, screenshare audio mute (mute a screenshare&rsquo;s audio without leaving the call), PTT (Push-to-Talk with configurable hold key), custom status messages with emoji picker + auto-clear timer (30&nbsp;min &ndash; 7&nbsp;days) shown below usernames, encrypted room search via local cache scan with per-room &ldquo;Load more&rdquo; history buttons, a dedicated Privacy settings section (hide typing, hide online status), and the Lotus Terminal design theme.
+                Our Lotus Guild fork of Cinny adds: voice message recording (MSC3245, works E2EE), device verification fix (cross-client SAS emoji + inline cards), per-member device session panel with per-device verify buttons, full Discord-style presence tracking (online on startup, idle/away after 10&nbsp;min inactivity, unavailable when tab hidden, offline on close &mdash; with a &ldquo;Hide Online Status&rdquo; privacy toggle), presence status indicators (online/busy/away dots) in member lists, incoming call ring + Answer/Decline (DMs &amp; group chats), GIF picker (Giphy), emoji &amp; sticker picker (custom packs, stickers send as <code style="font-size:0.8em;color:#e88;">m.sticker</code> events), pinned messages panel (pin icon in room header, pin/unpin from message menu), who-reacted viewer (hover any reaction for a name tooltip; right-click for a full avatar list), draggable+resizable picture-in-picture call window, poll display &amp; voting, message forwarding, image/video captions, location sharing (map view + send), deleted message placeholders, per-message read receipt avatars (click for full list with timestamps), screenshare fullscreen button, screenshare audio mute (mute a screenshare&rsquo;s audio without leaving the call), PTT (Push-to-Talk with configurable hold key), custom status messages with emoji picker + auto-clear timer (30&nbsp;min &ndash; 7&nbsp;days) shown below usernames, encrypted room search via local cache scan with per-room &ldquo;Load more&rdquo; history buttons, a dedicated Privacy settings section (hide typing, hide online status), and the Lotus Terminal design theme.
                 Prefer the unmodified upstream? <a href="https://cinny.in" target="_blank" rel="noopener">cinny.in</a> works with our homeserver &mdash; set it to <code style="font-size:0.8em;color:#e88;">matrix.lotusguild.org</code>.
             </p>
 
@@ -1007,6 +1007,16 @@
                     <td><span class="yes">✓</span><small>avatar row below message</small></td>
                     <td><span class="yes">✓</span></td>
                 </tr>
+                <tr>
+                    <td>Who reacted<small>see who reacted with each emoji</small></td>
+                    <td class="ours"><span class="yes">✓</span><small>hover tooltip with names;<br>right-click for full avatar modal</small></td>
+                    <td><span class="no">✗</span></td>
+                    <td><span class="part">~</span><small>tap reaction chip</small></td>
+                    <td><span class="part">~</span></td>
+                    <td><span class="yes">✓</span></td>
+                    <td><span class="yes">✓</span><small>tooltip + click for list</small></td>
+                    <td><span class="yes">✓</span></td>
+                </tr>
                 <tr>
                     <td>Custom status message<small>shown below username</small></td>
                     <td class="ours"><span class="yes">✓</span><small>emoji picker, auto-clear timer<br>(30 min – 7 days), 64-char limit</small></td>