From 3aeb2670999b31234d43ca9c794a4be427b3f0bd Mon Sep 17 00:00:00 2001
From: Jesse Liberty <jesseliberty@gmail.com>
Date: Mon, 28 Sep 2026 06:14:12 -0400
Subject: [PATCH] fix: improve null check in workflow edge conditions for
 author revisions

---
 BlogWorkflow.cs | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/BlogWorkflow.cs b/BlogWorkflow.cs
index 3bb0591..d47d54c 100644
--- a/BlogWorkflow.cs
+++ b/BlogWorkflow.cs
@@ -47,7 +47,7 @@ public async Task<ResearchState> RunAsync(
             // Review only the initial author pass. A rejected review can route back
             // to the author once, but the capped revision is terminal output.
             .AddEdge<ResearchState>(authorExecutor, reviewerExecutor,
-                condition: s => s?.RevisionNumber < ResearchState.MaxRevisions)
+                condition: s => s is not null && s.RevisionNumber < ResearchState.MaxRevisions)
             // Bounded revision loop: route back to the author only while the draft
             // still needs work and the revision cap has not been reached.
             .AddEdge<ResearchState>(reviewerExecutor, authorExecutor, condition: s => s?.NeedsRevision == true)