chore: gardener housekeeping 2026-03-23

AGENTS.md watermarks refreshed to HEAD (209e0c7). Key content updates:
- root AGENTS.md: added packages/analytics/ to directory map
- landing/AGENTS.md: documented @harb/analytics integration and Umami funnel tracking
- web-app/AGENTS.md: documented analytics events (wallet_connect, swap_initiated, stake_created)
- onchain/AGENTS.md: documented AttackRunner fixes (taxRate as index, vm.warp, same-broadcast recenter), 2000-trade floor-ratchet evidence

Pending actions (6): promote #1083 and #1086 to backlog, unblock #1099.

AGENTS.md

@@ -1,4 +1,4 @@
-<!-- last-reviewed: b276392e7a1d4eda36ec20a90ef22de471da2344 -->
+<!-- last-reviewed: 209e0c798ea85204c5fe466ba7b54b874095e08f -->
 # Agent Brief: Harb Stack
 
 ## What is KRAIKEN?
@@ -20,6 +20,7 @@ KRAIKEN couples Harberger-tax staking with a dominant Uniswap V3 liquidity manag
 | `services/txnBot/` | Automation bot for `recenter()` and `payTax()` upkeep | [services/txnBot/AGENTS.md](services/txnBot/AGENTS.md) |
 | `formulas/` | TOML pipeline definitions (sense/act) for the evaluator | [formulas/AGENTS.md](formulas/AGENTS.md) |
 | `scripts/` | `dev.sh`, bootstrap, build helpers; `harb-evaluator/` red-team agent | [scripts/harb-evaluator/AGENTS.md](scripts/harb-evaluator/AGENTS.md) |
+| `packages/analytics/` | `@harb/analytics` — self-hosted Umami wrapper for funnel tracking | — |
 | `tests/e2e/` | Playwright end-to-end tests | — |
 | `docs/` | Architecture, product truth, environment, ops guides | — |