fix: Enter on dropdown executes command immediately

Previously selecting a slash command with Enter just filled the
input, requiring a second Enter to send. Now Enter directly
executes the command transform (or opens /poll modal) and sends.

web/src/components/ChatArea.tsx

@@ -783,10 +783,23 @@ export function ChatArea() {
                           const q = commandQuery.toLowerCase();
                           const filtered = SLASH_COMMANDS.filter((c) => c.name.startsWith(q)).slice(0, 8);
                           if (filtered[dropdownIndex]) {
-                            setInput('/' + filtered[dropdownIndex].name + ' ');
+                            const cmd = filtered[dropdownIndex];
                             setCommandQuery(null);
                             setDropdownIndex(0);
-                            inputRef.current?.focus();
+                            // /poll opens modal instead of sending a message
+                            if (cmd.name === 'poll') {
+                              setShowPollModal(true);
+                              setInput('');
+                              return;
+                            }
+                            // ponytail: execute the command transform directly
+                            const args = input.startsWith('/' + cmd.name + ' ')
+                              ? input.slice(cmd.name.length + 2).trim()
+                              : '';
+                            const text = cmd.transform(args, currentUser?.username || 'user');
+                            sendMessage(activeChannelId!, text, replyToMessage?.id);
+                            setInput('');
+                            setReplyToMessage(null);
                           }
                         }
                       } else if (e.key === 'Escape') {