Session 31 — Friday AI UX Overhaul + Smart Reconciliation + Unified Brain

What was built

Friday AI UX Overhaul — 4-theme system (Original, Parchment Rule, Glass, Parchment Warm Band)
- Draggable bubble + draggable/resizable chat panel
- ReactMarkdown + remark-gfm for Tufte-formatted output
- Slash command system (/help, /commands, /revenue) with gold rendering — zero API cost
- Owner/admin model upgraded to Opus, other roles to Sonnet
- Glass theme: dark frost body, solid black header, gold rule separator
Smart Reconciliation (TB-04) — confidence-based auto-matching for EFT payments
- Three tiers: HIGH (auto-mark Paid), MEDIUM (queue for human), LOW (dashboard review)
- $5K guardrail requires human confirmation
- Auto-close pipeline with Stripe webhook dedup
Unified Brain (TB-11) — Friday absorbs Kulu’s operational knowledge + shared conversation log
- conversation_log.py (SQLite) with log_exchange(), get_recent(), extract_topics()
- Topic extraction auto-detects project identifiers in both directions
ProjectDetail Inline Cert/Invoice Actions (TB-06) — state-machine-aware actions, confidence routing UI
Historical file linkage (TB-08) — 12,495 files linked from 3 archives, 8,237 photos optimized, 732 dupes skipped
Friday + Kulu tool consolidation (TB-08b) — 6 new /history/* endpoints, 4 new Friday tools