fix some small things

lib/proptrackr_web/components/layouts/app.html.heex

@@ -64,11 +64,17 @@
           <span class="text-sm text-zinc-700 dark:text-zinc-300">
             Hello, <%= @conn.assigns.current_user.name %>!
           </span>
+          <.link
+            href={~p"/chat"}
+            class="text-sm font-medium text-zinc-700 hover:text-zinc-900 dark:text-zinc-300 dark:hover:text-zinc-100"
+          >
+            Messages
+          </.link>
           <.link
             href={~p"/me"}
             class="text-sm font-medium text-zinc-700 hover:text-zinc-900 dark:text-zinc-300 dark:hover:text-zinc-100"
           >
-            Profile
+            profile
           </.link>
           <button
             id="logout_button"

lib/proptrackr_web/controllers/chat_html/index.html.heex

@@ -9,14 +9,14 @@
         <h1 class="message-title font-bold text-lg">
           <%= message.title %>
         </h1>
-        <p class="text-zinc-800 italic text-sm">
+        <p class="text-zinc-800 italic text-sm dark:text-white">
           <%= if message.user_id == @conn.assigns[:current_user].id do %>
             You
           <% else %>
             <%= message.user.name %>
           <% end %>
             ->
-          <%= if message.user_id == @conn.assigns[:current_user].id do %>
+          <%= if message.user_id != @conn.assigns[:current_user].id do %>
             <%= message.user.name %>
           <% else %>
             You