trips) adding initial commit

src/routes/(protected)/dashboard/+page.svelte

@@ -0,0 +1,10 @@
+<script lang="ts">
+	let { data } = $props();
+</script>
+
+<svelte:head>
+	<title>Dashboard — Trips</title>
+</svelte:head>
+
+<h1 class="mb-2 text-2xl font-bold text-gray-900">Dashboard</h1>
+<p class="text-gray-600">Welcome, {data.session.user?.name ?? data.session.user?.email}.</p>