test: vendored files out of the link lint, whole-second mtime in codex settle test; regenerate openapi.yaml

server/__tests__/codex-usage.test.js

@@ -179,7 +179,9 @@ describe("ingestCodexUsage", () => {
   });
 
   it("settles an active session to completed once its journals go quiet", async () => {
-    const now = Date.now();
+    // A whole second: utimes rounds through a float, and a millisecond `now`
+    // came back from stat 1 ms early about half the time.
+    const now = Math.floor(Date.now() / 1000) * 1000;
     writeRollout(
       "s1",
       [meta("s1"), ctx("gpt-a"), tc([1, 0, 1], [1, 0, 1])],

server/__tests__/repo-links.test.js

@@ -50,6 +50,8 @@ function trackedFiles() {
       // Generated from server/openapi-extra/* (which IS linted): the drift test
       // below covers it, so linting both would only double-report one fix.
       .filter((f) => f !== "openapi.yaml" && !f.endsWith("package-lock.json"))
+      // Third-party files copied unchanged (server/vendor/redoc): their links are upstream's.
+      .filter((f) => !f.includes("/vendor/"))
   );
 }