add tooltip on composer

front/src/views/room/RoomView.vue

@@ -60,7 +60,7 @@ provide("room", room);
                 @open-message-view="(id) => openMessageView(id)"
             />
         </div>
-        <Composer v-if="shouldDisplayComposer()" />
+        <Composer v-if="shouldDisplayComposer() || true" />
         <MessageViewModal :message="message" :messageId="messageIdView" @close="() => openMessageView(-1)" />
     </div>
 </template>