fix: Margin-consistency gate check and final-evaluation label

feat: Deterministic data gate on the Researcher->Analyzer edge

fix: Boeing-run findings — canonical refs, edge contracts, guardrails

fix: Update citation patterns to match new SWOT output format

Fix revision loop exit: change > 3 to >= 3, handle ESCALATE

Decrease quality threshold from 7 to 6

Fix: Temporal data extraction and frontend date display

Layer 4: Add deterministic numeric validation in Critic

Refactor: Analyzer handles revisions directly, remove Editor node

Initial commit: Instant SWOT Agent