Add an (un-wired) input for searching rooms.

src/Scylla/Views.elm

@@ -91,6 +91,7 @@ roomListView m =
     in
         div [ class "rooms-wrapper" ]
             [ h2 [] [ text "Rooms" ]
+            , input [ class "room-search", type_ "text", placeholder "Search chats..." ] []
             , homeserverList
             ]
 

static/scss/style.scss

@@ -156,6 +156,12 @@ div.base-wrapper {
 div.rooms-wrapper {
     flex-shrink: 0;
     background-color: $background-color-light;
+
+    .room-search {
+        padding: 5px;
+        width: 100%;
+        box-sizing: border-box;
+    }
 }
 
 div.room-link-wrapper {