feat: Add optional APP_LOGO branding to the scaffold

.env.example

@@ -0,0 +1,3 @@
+#SIGNING_KEY=
+
+APP_LOGO="/img/tempest-logo.png"

.gitignore

@@ -10,3 +10,4 @@ vendor/
 log/
 *.local.config.php
 *.dev.config.php
+composer.lock

app/home.view.php

@@ -1,4 +1,4 @@
-<x-base :title="Tempest\env('APP_TITLE', default: 'Tempest Scaffold')">
+<x-base :title="Tempest\env('APP_TITLE', default: 'Tempest Scaffold')" :logo="Tempest\env('APP_LOGO')">
   <main class="bg-sky-100/20 w-screen h-screen overflow-hidden">
     <div class="isolate relative flex flex-col justify-center items-center px-6 lg:px-8 h-full">
       <!-- Background gradient -->
@@ -15,6 +15,7 @@ class="left-[calc(50%-11rem)] sm:left-[calc(50%-30rem)] relative bg-gradient-to-
       <!-- Hero section -->
       <div class="mx-auto py-32 sm:py-48 lg:py-56 max-w-2xl">
         <div class="text-center">
+          <img :if="$logo" src="{{ $logo }}" alt="{{ $title }}" class="mx-auto mb-0 w-48 sm:w-56 h-48 sm:h-56 object-contain">
           <!-- Text -->
           <h1 class="font-semibold text-gray-800 text-5xl sm:text-7xl text-balance tracking-tight">Tempest</h1>
           <p class="mt-8 font-medium text-gray-500 text-lg sm:text-xl/8 text-pretty">The PHP framework that gets out of your way.</p>