Add Navbar component and camping logo to page

src/lib/components/Navbar.svelte

@@ -0,0 +1,29 @@
+<style>
+    .navbar {
+        display: flex;
+        justify-content: center;
+        align-items: center;
+        flex-direction: row;
+    }
+    
+</style>
+
+<script lang="ts">
+    function navHome() {
+        window.location.href = '/';
+    
+    }
+    function navLog() {
+        window.location.href = '/log';
+    }
+</script>
+
+
+<div class="navbar">
+
+    <p>AdventureLog 🗺️</p>
+    <button on:click={navHome}>Home</button>
+    <button on:click={navLog}>Log</button>
+    <hr>
+    <br>
+</div>