commit a3d9ba28008aea8e71b346202fe935a742c85521
Author: codex-test <codex-test@example.invalid>
Date:   Mon Oct 12 15:23:02 2026 +0000

    Initial commit

diff --git a/README.md b/README.md
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+# demo-archived-project
+
+[DEMO] 只读归档项目; synthetic history only
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