Apply lesson cover as poster for embedded kinescopeVideo nodes

graphify-out/cache/semantic/a1e496662ca3e230d53c2fedab5123118cbeb29eb1d5268e5837ab03fea0b5ff.json

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+{"nodes": [{"id": "student_comment_actions", "label": "Lesson Comment Actions", "file_type": "code", "source_file": "src/app/(student)/courses/[slug]/lessons/[lessonId]/comment-actions.ts"}], "edges": [{"source": "student_comment_actions", "target": "lib_prisma_ts", "relation": "calls", "confidence": "EXTRACTED", "confidence_score": 1.0, "source_file": "src/app/(student)/courses/[slug]/lessons/[lessonId]/comment-actions.ts"}], "hyperedges": []}