Add navigation to World Travel page and create server load function for country regions

src/routes/worldtravel/[countrycode]/+page.server.ts

@@ -0,0 +1,16 @@
+// server laod function
+import { db } from '$lib/db/db.server.js';
+import { worldTravelCountryRegions } from '$lib/db/schema.js';
+import { eq } from 'drizzle-orm';
+
+export async function load({ params }) {
+  const { countrycode } = params;
+    let data = await db
+    .select()
+    .from(worldTravelCountryRegions)
+    .where(eq(worldTravelCountryRegions.country_code, countrycode))
+    console.log(data)
+  return {
+      regions : data,
+  };
+}

src/routes/worldtravel/[countrycode]/+page.svelte

@@ -0,0 +1,7 @@
+<script lang="ts">
+    export let data;
+</script>
+
+{#each data.regions as region}
+    <p>{region.name}</p>
+{/each}