commit 608e47e8c3e6b9f6674d30d7576fdbf4bb893c25
Author: codex-test <codex-test@example.invalid>
Date:   Mon Oct 12 15:22:55 2026 +0000

    Initial commit

diff --git a/README.md b/README.md
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+# demo-ci-lab
+
+[DEMO] 高级 CI 场景; synthetic history only
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