From 6189a46ecf1d16d2bd7df43b90eded25ad3c9932 Mon Sep 17 00:00:00 2001
From: Henry Schreiner <henryfs@princeton.edu>
Date: Tue, 13 Oct 2026 16:07:40 +0530
Subject: [PATCH] ci: ignore web.archive.org in linkcheck

The Wayback Machine returns 429 to GitHub runners, which breaks
linkcheck on PRs and the daily cron. Archived snapshots do not change.

Assisted-by: ClaudeCode:claude-opus-5-5
---
 source/conf.py | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/source/conf.py b/source/conf.py
index d44be0163..54ab99e81 100644
--- a/source/conf.py
+++ b/source/conf.py
@@ -164,6 +164,8 @@
     r"https://blog\.ganssle\.io/.*",
     # Temporarily ignored due to expired TLS cert.
     r"https://kivy.org/.*",
+    # Archived snapshots don't change, and the Wayback Machine rate-limits CI (429).
+    r"https://web\.archive\.org/.*",
 ]
 linkcheck_retries = 2
 linkcheck_timeout = 30