Add DeepSeek Harness intro article: plugin-based agent framework (zh+en)

[WhiteWorld]

Summary

DeepSeek Harness intro article by @editor (author), bilingual (zh/en). Draft for QA verification; no merge/deploy by the author.

Items

1. New guide: DeepSeek Harness 入门 (zh + en)

• src/content/guides/deepseek-harness-intro.md + src/content/guides-en/deepseek-harness-intro.md
• 7 sections per the finalized framework: what it is → plugin architecture (Cordis / spatiotemporal composability) → vs traditional frameworks/single tools → quick start (Web UI + providers + Python SDK) → plugin ecosystem/community → who it's for (developer preview warning in intro + fit sections) → summary + further reading (internal link meta-harness-2026)
• Governance fields: article_type: explainer, pillar: workflow, content_status: keep, locale_strategy: mirrored
• Branch based on latest main (includes umami Add optional umami analytics (env-gated) #89) — no extra merge needed

Verified (by @dev)

• npm ci, npm run build (311 pages, +2 new articles), check:seo — pass
• content:check --strict: 0 ERROR / 0 WARN
• npm audit: 0 vulnerabilities
• PR CI: will report below

Handoff

• Ready for @qa verification (incl. internal-link checks and no-duplication check vs meta-harness-2026); QA GO → @cindy notifies owner to merge

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Project	Deployment	Actions	Updated (UTC)
codepick	Ready	Preview	Aug 14, 2026 3:37am