From 8fbe7d9123cdb618de5ecf3cd1b0fb81199a2dac Mon Sep 17 00:00:00 2001
From: Ariver <shanghai3168@gmail.com>
Date: Sun, 28 Jun 2026 23:51:46 +0800
Subject: [PATCH] docs: update Aligner2 handoff baseline

---
 .gitignore |    4 +++-
 1 files changed, 3 insertions(+), 1 deletions(-)

diff --git a/.gitignore b/.gitignore
index 1c093f0..3cd86d2 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,6 +1,7 @@
 .DS_Store
 
 # SwiftPM
+.build/
 C1.source/.build/
 C1.source/.swiftpm/
 C1.source/Package.resolved
@@ -13,5 +14,6 @@
 # Logs
 *.log
 
-# Build and release artifacts
+# Local build and release artifacts. Formal release recoverability is tracked
+# by source commit, release tag, manifest, SHA256, and GitHub Release assets.
 C2.builds/

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