make it start working again

generatePDF.js

@@ -1,21 +1,34 @@
 import puppeteer from "puppeteer";
 import { dungeonTemplate } from "./dungeonTemplate.js";
-
-import fs from 'fs/promises';
+import fs from "fs/promises";
 
 export async function generatePDF(data, outputPath = "dungeon.pdf") {
   const browser = await puppeteer.launch({
-    args: ['--no-sandbox', '--disable-setuid-sandbox']
+    args: ["--no-sandbox", "--disable-setuid-sandbox"],
   });
 
   const page = await browser.newPage();
 
-  // Convert image to base64
-  const imageBuffer = await fs.readFile(data.map);
-  const base64Image = `data:image/png;base64,${imageBuffer.toString("base64")}`;
-  data.map = base64Image;
+  const toBase64DataUrl = (buffer) =>
+    `data:image/png;base64,${buffer.toString("base64")}`;
 
-  const html = dungeonTemplate(data);
+  const readImageData = async (path) =>
+    fs
+      .readFile(path)
+      .then(toBase64DataUrl)
+      .catch(() => {
+        console.warn(
+          "Warning: Could not read image file, proceeding without map in PDF",
+        );
+        return null;
+      });
+
+  const imageData = data.map ? await readImageData(data.map) : null;
+  const dataWithImage = imageData
+    ? { ...data, map: imageData }
+    : (({ map, ...rest }) => rest)(data);
+
+  const html = dungeonTemplate(dataWithImage);
   await page.setContent(html, { waitUntil: "networkidle0" });
 
   await page.pdf({
@@ -23,7 +36,7 @@ export async function generatePDF(data, outputPath = "dungeon.pdf") {
     format: "A4",
     landscape: true,
     printBackground: true,
-    preferCSSPageSize: true
+    preferCSSPageSize: true,
   });
 
   await browser.close();