launchpad: row 300 (#1807): run 1 gate results in BUILD.md (1/0, webui 375/0, M12 killed) and Duckworth's N1; packet only

agents/launchpad/work/queue-300/BUILD.md

@@ -53,3 +53,14 @@ granted-user.test.mjs's `call`, I dropped `headers: res.headers` from what it re
 sign-in found no cookies. The fix puts `headers` back, the same as granted-user.test.mjs:40. No
 assertion changed. The new file then passed alone (1/0). The fix is a new commit, and the manifest
 is re-hashed. The gate resumes at new-file on the new head.
+
+Run 1 resumed (TAG -r2) on db5122920, manifest db8be52ce895603e687985acfae29e53e3e8782ae945c3cded6cca36141bfa3b:
+
+- new file whole: 1 pass, 0 fail.
+- webui suite whole: 375 pass, 0 fail, 0 skipped, 0 cancelled, 58.2 s (limit 600).
+- M12 killed. "R6-N1" reports not ok at :151: `POST /api/bus/message: ["option","send"]`, where
+  `["transport","plugins",{}]` is expected. The restore left the tree clean.
+
+Duckworth N1 (duckworth-0263, non-blocking): the setup passes no `upstream`, so the swap's
+`upstream = null` has no recorder here. The test proves the swap for the options it stubs. It
+proves nothing about `upstream`.