feat: modded alg to stop recommending outfits with the same core items

[rak3rman]

Upgraded the algorithm to count the number of recently worn items, and use that data to further penalize other outfits up until the recency threshold.

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[github-actions]

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Copilot reviewed 1 out of 1 changed files in this pull request and generated no comments.

Comments suppressed due to low confidence (1)

hono/src/services/outfits.ts:335

• The filter check '.filter((id) => id)' is redundant since 'coreItems' is expected to be an array of strings. It should be removed to simplify the code.

.filter((id) => id)