feat(knowledge): opt-in hybrid lexical + vector retrieval for KB search - #6124

Merged

waleedlatif1 merged 8 commits into

kb-hybrid-retrieval

Jul 31, 2026

Commits on Jul 31, 2026

feat(knowledge): hybrid lexical + vector retrieval for KB search
waleedlatif1
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3a6edaf
change(knowledge): make vector the default search mode, hybrid opt-in
waleedlatif1
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981395f
docs(knowledge): document the hybrid retrieval mode
waleedlatif1
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3364960
fix(knowledge): stop rank fusion from starving the lexical leg
waleedlatif1
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930a1d4
fix(knowledge): credit a shared hit to every leg that returned it
waleedlatif1
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318b236
fix(knowledge): reject a whitespace-only copilot query explicitly
waleedlatif1
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07d80d0
fix(knowledge): fan the keyword leg out per knowledge base
waleedlatif1
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03eda34
perf(knowledge): stop the keyword leg detoasting every match's vector
waleedlatif1
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f1a8e9d