From 38ac178ab739d8b319e95372f4e7df248941a7a3 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Sebastian=20Kr=C3=BCger?= <valknar@pivoine.art>
Date: Mon, 4 May 2026 21:19:55 +0200
Subject: [PATCH] fix: replace networkidle0 with load + image-complete wait for
 file:// pages

networkidle0 is unreliable for large local documents; explicit image
decode check is more robust.

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>
---
 scripts/pdf.js | 8 +++++++-
 1 file changed, 7 insertions(+), 1 deletion(-)

diff --git a/scripts/pdf.js b/scripts/pdf.js
index 6bf30f5..b4918d8 100644
--- a/scripts/pdf.js
+++ b/scripts/pdf.js
@@ -101,7 +101,13 @@ async function generate() {
   page.setDefaultNavigationTimeout(120_000);
   page.setDefaultTimeout(120_000);
 
-  await page.goto(`file://${inputPath}`, { waitUntil: 'networkidle0', timeout: 120_000 });
+  await page.goto(`file://${inputPath}`, { waitUntil: 'load', timeout: 120_000 });
+
+  // Wait until every <img> has finished decoding (handles large local images)
+  await page.waitForFunction(
+    () => [...document.images].every(img => img.complete && img.naturalHeight > 0),
+    { timeout: 120_000 },
+  );
 
   // Write to temp file first so Ghostscript can read it
   await page.pdf({