chore(main): release 0.1.8

[github-actions]

🤖 I have created a release beep boop

0.1.8 (2026-02-01)

Features

• backtesting: implement time-series backtesting module (PRP-6) (#32) (8aca4d1)
• backtesting: wire config fields into implementation (daef9ce)
• backtesting: wire config fields into implementation (80e99e8)

Bug Fixes

• backtesting: handle signed metrics in comparison summary (215d249)

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[w7-learn]

chore: trigger CI

[github-actions]

🤖 Created releases:

• v0.1.8

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