Group D fixes

src/lib/db.ts

@@ -75,7 +75,7 @@ const MIGRATION_SQL = `
   -- Bug 13: customer-side dismissal of rejected requests. NULL means "still
   -- visible on the dashboard"; non-null means "customer clicked Dismiss".
   -- Pending/approved/active rows keep this NULL by definition — the field
-  -- is only meaningful for `rejected` and `cancelled` rows.
+  -- is only meaningful for rejected and cancelled rows.
   ALTER TABLE tenant_requests ADD COLUMN IF NOT EXISTS dismissed_at TIMESTAMPTZ;
 
   -- Slice 3: drop the legacy 1-org-1-request constraint if it exists