feat: add branch follower debug step

scripts/native/cicd/patch-follower-state.mjs

@@ -93,6 +93,8 @@ function preserveExistingTiming(state, existing) {
 
 ensureConfigMap();
 const current = readConfigMap();
+const beforeResourceVersion = stringOrNull(current?.metadata?.resourceVersion);
+const beforeUpdatedAt = stringOrNull(current?.data?._updatedAt);
 const currentText = current?.data?.[followerId];
 const existing = typeof currentText === "string" && currentText.length > 0 ? JSON.parse(currentText) : null;
 const incomingState = JSON.parse(stateJson);
@@ -105,4 +107,15 @@ const patch = {
   },
 };
 kubectl(["patch", "configmap", configMap, "--type", "merge", "-p", JSON.stringify(patch)]);
-process.stdout.write(JSON.stringify({ ok: true, followerId, preservedTiming: state !== incomingState, statusAuthority: "target-node-summary", parsedDownstreamCliOutput: false }));
+const updated = readConfigMap();
+process.stdout.write(JSON.stringify({
+  ok: true,
+  followerId,
+  preservedTiming: state !== incomingState,
+  beforeResourceVersion,
+  afterResourceVersion: stringOrNull(updated?.metadata?.resourceVersion),
+  beforeUpdatedAt,
+  afterUpdatedAt: stringOrNull(updated?.data?._updatedAt),
+  statusAuthority: "target-node-summary",
+  parsedDownstreamCliOutput: false,
+}));

scripts/native/cicd/read-state-summary.mjs

@@ -161,6 +161,13 @@ if (!result.ok) errors.push(result.error);
 process.stdout.write(JSON.stringify({
   ok: result.ok && errors.length === 0,
   present: result.present,
+  metadata: result.object === null ? null : {
+    name: stringOrNull(result.object?.metadata?.name),
+    namespace: stringOrNull(result.object?.metadata?.namespace),
+    resourceVersion: stringOrNull(result.object?.metadata?.resourceVersion),
+    updatedAt: stringOrNull(result.object?.data?._updatedAt),
+    keyCount: Object.keys(recordOrNull(result.object?.data) || {}).length,
+  },
   stateByFollower,
   valueBytes,
   errors,