test(knowledge_base): add missing branch coverage for FAISSRetriever and KnowledgeBase#2433

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Wanbogang wants to merge 3 commits intoOpenMind:mainfrom

Wanbogang:test/knowledge-base-missing-coverage

Commits on Feb 28, 2026

test(knowledge_base): add missing coverage for FAISSRetriever and KnowledgeBase
Wanbogang
committed

Commits on Mar 6, 2026

Merge branch 'main' into test/knowledge-base-missing-coverage
Wanbogang
authored

Commits on Mar 16, 2026

Merge branch 'main' into test/knowledge-base-missing-coverage
Wanbogang
authored