Issue
Title: Add changelog for Python 3.14.5 upgrade
Description
Issue #, if available:
-
- Description of changes:
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Task
Modify the repository so that the issue described above is resolved. The repository is checked out at base commit a3e94e29085c. Edit files in place; the verifier captures your changes via git diff and scores them against an oracle patch using SWE-RL-style diff-similarity reward.