[codex] Add citation context reconciler

[newmattock]

Summary

• add citation-context-reconciler, a focused AI research assistant slice for issue AI-Powered Research Assistant Suite #16
• detect citation-intent mismatch, contradictory cited effects, stale support, method/population context gaps, and reproducibility artifact gaps
• export reviewer comments, revision tasks, a citation matrix, reproducibility score, research opportunity feed, deterministic audit digest, SVG walkthrough, and short MP4 demo

Validation

• npm test
• npm run demo
• npm run demo:video
• git diff --check
• focused sensitive-string scan for secrets/tokens/wallet material
• file citation-context-reconciler/docs/demo.mp4

/claim #16

[newmattock]

@algora-pbc /claim #16

[newmattock]

/claim #16