Add exact Engine L2 reconciliation transition

infra/deploy-runner/build-engine-l2-closed-loop-artifact.mjs

@@ -23,6 +23,22 @@ const engineRoot = resolve(
 const artifactRoot = resolve(
   process.env.NODEDC_DEPLOY_ARTIFACT_DIR || resolve(here, "../deploy-artifacts"),
 );
+const baselineArtifact = resolve(
+  here,
+  "../deploy-artifacts/nodedc-engine-provider-authority-diagnostics-20260723-029.tgz",
+);
+const baselineArtifactSha256 =
+  "b4a0a1f707bf9814a4decc3f7f261b8afffe5727af2129c14bcdc76f81675e38";
+const descriptorRel =
+  "nodedc-source/services/node-intelligence/activation.json";
+const baselineDescriptorSha256 =
+  "84b0e15a10cedf334ad04d6f31c908da2dc155503c9974f0eeb75b01e20fb884";
+const predecessorGatewaySha256 =
+  "5331f6dc8dc306f641370a2968eb025ee3e278e27ae9a217e4cfc2901fec369c";
+const targetGatewaySha256 =
+  "4f600a2781be9118bec891fa2a6f20d7f55e0892ef2f06af24059193cebd28f4";
+const targetDescriptorSha256 =
+  "63e7619c6971d02102583bb5d80d33ece293b952f113200fa0b76f0e88c2dd32";
 const [patchId = "", ...extra] = process.argv.slice(2);
 if (extra.length || !/^engine-l2-closed-loop-\d{8}-\d{3}$/.test(patchId)) {
   throw new Error(
@@ -45,6 +61,7 @@ const entries = Object.freeze([
   "nodedc-source/src/utils/n8nApi.ts",
   "nodedc-source/dist/index.html",
   "nodedc-source/dist/assets",
+  descriptorRel,
 ]);
 const targetSha256 = Object.freeze({
   "nodedc-source/server/index.js":
@@ -73,20 +90,30 @@ const targetSha256 = Object.freeze({
     "18322addd45c126a7b8396f36b005f3085fddba3e9b346dd2c910f6fa6987ebf",
   "nodedc-source/dist/assets/index-CqvJfRRS.js":
     "06e6c23b03ea2ba8a4890e1f1714fd08ebaf18d735834200af6ab430af360ca8",
+  [descriptorRel]: targetDescriptorSha256,
 });
 const artifact = join(artifactRoot, `nodedc-${patchId}.tgz`);
 
 await assertFresh(artifact);
 assertSourceCommit();
 await assertExactSources();
+const targetDescriptor = await buildTargetDescriptor();
 
 const stage = await mkdtemp(join(tmpdir(), "nodedc-engine-l2-closed-loop-"));
 try {
   const payload = join(stage, "payload");
   for (const relativePath of entries) {
-    const source = join(engineRoot, relativePath);
     const destination = join(payload, relativePath);
     await mkdir(dirname(destination), { recursive: true });
+    if (relativePath === descriptorRel) {
+      await writeFile(destination, targetDescriptor, {
+        encoding: "utf8",
+        flag: "wx",
+        mode: 0o644,
+      });
+      continue;
+    }
+    const source = join(engineRoot, relativePath);
     const info = await lstat(source);
     if (info.isSymbolicLink()) {
       throw new Error(`engine_l2_closed_loop_source_symlink:${relativePath}`);
@@ -130,6 +157,12 @@ try {
     ],
     mcpVersion: "0.7.0",
     graphContract: "semantic-revision-cas-v1",
+    transition: "failed-030-partial-source-reconciliation",
+    predecessorDescriptorSha256: baselineDescriptorSha256,
+    targetDescriptorSha256,
+    predecessorGatewaySha256,
+    targetGatewaySha256,
+    recoveryArtifact: "nodedc-engine-l2-closed-loop-20260723-030.tgz",
     actorPlanes: ["external_codex_mcp", "ai_workspace", "engine_ui"],
     untouched: [
       "L2 graph data",
@@ -153,9 +186,12 @@ function assertSourceCommit() {
 }
 
 async function assertExactSources() {
-  const expectedPaths = Object.keys(targetSha256).sort();
+  const sourceEntries = entries.filter((entry) => entry !== descriptorRel);
+  const expectedPaths = Object.keys(targetSha256)
+    .filter((entry) => entry !== descriptorRel)
+    .sort();
   const actualPaths = [];
-  for (const entry of entries) {
+  for (const entry of sourceEntries) {
     const source = join(engineRoot, entry);
     const info = await lstat(source);
     if (info.isSymbolicLink() || (!info.isFile() && !info.isDirectory())) {
@@ -188,6 +224,39 @@ async function assertExactSources() {
   }
 }
 
+async function buildTargetDescriptor() {
+  const baselineBytes = await readFile(baselineArtifact);
+  if (digest(baselineBytes) !== baselineArtifactSha256) {
+    throw new Error("engine_l2_closed_loop_baseline_artifact_mismatch");
+  }
+  const baseline = run("tar", [
+    "-xOf",
+    baselineArtifact,
+    `payload/${descriptorRel}`,
+  ]).stdout;
+  if (digest(Buffer.from(baseline, "utf8")) !== baselineDescriptorSha256) {
+    throw new Error("engine_l2_closed_loop_baseline_descriptor_mismatch");
+  }
+  const descriptor = JSON.parse(baseline);
+  if (
+    descriptor?.schemaVersion !==
+      "nodedc.engine-node-intelligence-transition/v1" ||
+    descriptor?.action !== "activate" ||
+    descriptor?.releaseId !== "2.33.2-974a9fb3492f" ||
+    descriptor?.source?.gatewaySha256 !== predecessorGatewaySha256 ||
+    descriptor?.source?.upstreamProjectionSha256 !==
+      "2dfa6b4f37d9bfa8b92a8109d4060d02dd2634ceb8f7924504b83ccf3fdd1523"
+  ) {
+    throw new Error("engine_l2_closed_loop_baseline_descriptor_contract_mismatch");
+  }
+  descriptor.source.gatewaySha256 = targetGatewaySha256;
+  const rendered = `${JSON.stringify(descriptor, null, 2)}\n`;
+  if (digest(Buffer.from(rendered, "utf8")) !== targetDescriptorSha256) {
+    throw new Error("engine_l2_closed_loop_target_descriptor_mismatch");
+  }
+  return rendered;
+}
+
 async function assertFresh(path) {
   try {
     await lstat(path);