add code generation on frontend

src/routes/api/list/[[vorgang]]/code/+server.js

@@ -0,0 +1,28 @@
+import { json } from '@sveltejs/kit';
+import { client } from '$lib/minio';
+import { Readable } from 'stream';
+import { Buffer } from 'buffer';
+
+/** @type {import('./$types').RequestHandler} */
+export async function GET({ params }) {
+	const prefix = params.vorgang ? `${params.vorgang}` : '';
+
+	const code_name = '__perm__';
+	const obj_path = `${prefix}/${code_name}`;
+
+	let result = null;
+
+	try {
+		result = await client.getObject('tatort', obj_path);
+	} catch (error) {
+		if (error.name == 'S3Error') {
+			result = null;
+		}
+	}
+
+	if (result != null) {
+		return new Response(result, { status: 200 });
+	} else {
+		return new Response(null, { status: 404 });
+	}
+}