feat: add prisma migrations for p1/digest models, hybrid AI, outbox, and org layer

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

apps/api/prisma/migrations/20260617000000_add_outbox_event/migration.sql

@@ -0,0 +1,29 @@
+-- CreateTable
+CREATE TABLE "OutboxEvent" (
+    "id" TEXT NOT NULL,
+    "type" TEXT NOT NULL,
+    "payload" JSONB NOT NULL,
+    "attempts" INTEGER NOT NULL DEFAULT 0,
+    "lastError" TEXT,
+    "createdAt" TIMESTAMP(3) NOT NULL DEFAULT CURRENT_TIMESTAMP,
+
+    CONSTRAINT "OutboxEvent_pkey" PRIMARY KEY ("id")
+);
+
+-- CreateIndex
+CREATE INDEX "OutboxEvent_attempts_createdAt_idx" ON "OutboxEvent"("attempts", "createdAt");
+
+-- LISTEN/NOTIFY trigger: fires pg_notify('outbox_event', NEW.id) after each INSERT
+-- The worker holds an open pg.Client with LISTEN outbox_event to receive these events.
+-- AFTER INSERT ensures NOTIFY fires only after the transaction commits.
+CREATE OR REPLACE FUNCTION notify_outbox_event()
+RETURNS TRIGGER AS $$
+BEGIN
+  PERFORM pg_notify('outbox_event', NEW.id);
+  RETURN NEW;
+END;
+$$ LANGUAGE plpgsql;
+
+CREATE TRIGGER outbox_event_notify
+AFTER INSERT ON "OutboxEvent"
+FOR EACH ROW EXECUTE FUNCTION notify_outbox_event();