docs(discord): read receipt live check passed, QUEUE row 15 done (#1509)

Jason's message in #sage-admin got the eyes reaction before the reply; the
turn record carries receipt.ok true and a private evidence receipt was
written. CURRENT.md gains the pilot narrative line.

Co-Authored-By: Claude Fable 5.1 <[email protected]>

docs/plans/CURRENT.md

@@ -364,3 +364,4 @@ git history + Gitea issues.
 - 2026-09-03 — M19 harness auth tooling (#47; auth.sh status/accounts, agent.sh --auth per-launch injection via PI_AUTH_FILE, test-auth suite 13 cases with secret-never-printed assertions); agreed sequence M16–M19 complete, M20 owner-gated
 - 2026-09-03 — M19 correction: auth ownership moved to the data root (#48, owner direction — the stack never writes to default harness config locations; ROADMAP standing decision); auth.sh config-driven, accounts at <dataRoot>/auth, 0600 enforced; test-auth 13 → 15
 - 2026-09-03 — harness/provider/auth registry specification drafted (#49): agent.json harness declaration, central provider/account/settings registries, runtime seat selection, mechanical per-harness materialization, centralized OAuth refresh, Ollama endpoints, CLI contract; implementation blocked pending ten-gate review
+- 2026-09-13 — Discord connector pilot for the Sage seat (#1509; QUEUE rows 14–15; brief `2026-09-13_discord-connector-pilot.md`): nine review rounds with rev-code-02, live pilot steps 1–8 with private receipts, Gate H passed (Jason: the replies read as Sage). Commits 786e379c, 788515dc (pushed). MVP iteration 1, eyes reaction as a read receipt, committed 93d6b624 (local); live check pending. Connector stays up in tmux `discord-sage`; binding and token live outside the repo.