Add documents to stock lots

public/api/lager-document.php

@@ -0,0 +1,30 @@
+<?php
+declare(strict_types=1);
+
+require_once __DIR__ . '/../../modules/shared/db.php';
+require_once __DIR__ . '/../../modules/shared/auth/service.php';
+require_once __DIR__ . '/../../modules/erp/lager/service.php';
+
+$env = expand_env_values(parse_env_file(__DIR__ . '/../../../.env'));
+
+try {
+    $pdo = connect_database($env);
+    auth_bootstrap_session();
+    if (auth_current_user($pdo) === null) {
+        http_response_code(401);
+        exit('Unauthorized');
+    }
+    $document = get_stock_lot_document($pdo, (int) ($_GET['id'] ?? 0));
+    $path = dirname(__DIR__, 2) . '/runtime/uploads/lager/' . basename((string) $document['stored_filename']);
+    if (!is_file($path)) {
+        http_response_code(404);
+        exit('Not Found');
+    }
+    header('Content-Type: application/octet-stream');
+    header('Content-Length: ' . (string) filesize($path));
+    header("Content-Disposition: attachment; filename*=UTF-8''" . rawurlencode((string) $document['original_filename']));
+    readfile($path);
+} catch (Throwable) {
+    http_response_code(404);
+    exit('Not Found');
+}