refactor: replace LightRag class-name checks with ManagedKnowledgeBackend protocol#6726

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willemcdejongh wants to merge 16 commits intowillemcdejongh/knowledge-stagingfrom

willemcdejongh/knowledge-phase3-managed-backend

Commits on Feb 26, 2026

refactor: replace LightRag class-name checks with ManagedKnowledgeBackend protocol

willemcdejongh
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