implement the lobby page and Puid generation

lib/intisync/puid.ex

@@ -0,0 +1,6 @@
+defmodule Intisync.Puid do
+  @doc """
+  Generate Probably unique identifiers
+  """
+  use Puid
+end

lib/intisync_web/live/lobby_live.ex

@@ -0,0 +1,11 @@
+defmodule IntisyncWeb.LobbyLive do
+  use IntisyncWeb, :live_view
+
+  def mount(_params, _session, socket), do: {:ok, socket}
+
+  def handle_event("create_session", _params, socket) do
+    session_id = Intisync.Puid.generate()
+
+    {:noreply, redirect(socket, to: ~p"/sessions/#{session_id}")}
+  end
+end

lib/intisync_web/live/lobby_live.html.heex

@@ -0,0 +1,11 @@
+<header class="flex flex-col items-center mb-20">
+  <h1 class="text-8xl font-bold text-indigo-500">
+    IntiSync
+  </h1>
+</header>
+
+<section id="lobby-buttons" class="flex flex-col items-center">
+  <.button class="py-5 text-2xl" id="create-session-btn" type="button" phx-click="create_session">
+    <.icon name="hero-fire-solid" class="mr-1.5 -ml-0.5" /> Create session
+  </.button>
+</section>

lib/intisync_web/router.ex

@@ -17,7 +17,7 @@ defmodule IntisyncWeb.Router do
   scope "/", IntisyncWeb do
     pipe_through :browser
 
-    get "/", PageController, :home
+    live "/", LobbyLive
   end
 
   # Other scopes may use custom stacks.