From 502ffbec433722396edd98864ccbc934d4049864 Mon Sep 17 00:00:00 2001
From: npub1tquskdu6yc4h8l7xxtceculxw600grekeq0xg2ukqfrwl7vrzg3quz3gmp
 <58390b379a262b73ffc632f19c73e6769ef40f36c81e642b960246eff9831222@buzz.block.builderlab.xyz>
Date: Tue, 28 Jul 2026 00:45:02 -0700
Subject: [PATCH] Document relay exhaustion limitation

Co-authored-by: npub1tquskdu6yc4h8l7xxtceculxw600grekeq0xg2ukqfrwl7vrzg3quz3gmp <58390b379a262b73ffc632f19c73e6769ef40f36c81e642b960246eff9831222@buzz.block.builderlab.xyz>
Signed-off-by: npub1tquskdu6yc4h8l7xxtceculxw600grekeq0xg2ukqfrwl7vrzg3quz3gmp <58390b379a262b73ffc632f19c73e6769ef40f36c81e642b960246eff9831222@buzz.block.builderlab.xyz>
---
 .../ios/BuzzPushKit/Sources/BuzzPushKit/PushCatchUp.swift   | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/mobile/ios/BuzzPushKit/Sources/BuzzPushKit/PushCatchUp.swift b/mobile/ios/BuzzPushKit/Sources/BuzzPushKit/PushCatchUp.swift
index a67d01679..20b4b546d 100644
--- a/mobile/ios/BuzzPushKit/Sources/BuzzPushKit/PushCatchUp.swift
+++ b/mobile/ios/BuzzPushKit/Sources/BuzzPushKit/PushCatchUp.swift
@@ -123,9 +123,9 @@ public struct PushCatchUpPager {
       $0.createdAt == $1.createdAt ? $0.id < $1.id : $0.createdAt > $1.createdAt
     }
     if ordered.count < pageLimit {
-      // Every emitted filter is fully represented by the relay's SQL query.
-      // In particular, #h is exact after splitting, so a short raw page proves
-      // exhaustion rather than reflecting post-LIMIT filtering.
+      // `/query` exposes no exhaustion signal, so a short page is treated as
+      // exhausted even though post-LIMIT rejection makes that inference unsound.
+      // Relay support for an explicit exhaustion signal is required to fix this.
       subscriptionIndex += 1
       rawTail = nil
       if subscriptionIndex == queries.count {