fix(discord): clean migrated thread binding state (#89552)

* fix(discord): clean migrated thread binding state

* fix(discord): omit undefined thread binding fields

---------

Co-authored-by: Hex <hex@openclaw.ai>

extensions/discord/src/monitor/model-picker-preferences-migrations.test.ts

@@ -193,7 +193,7 @@ describe("Discord model picker preference migration", () => {
     expect(plan.pluginId).toBe("discord");
     expect(plan.namespace).toBe("thread-bindings");
     const entries = await plan.readEntries();
-    expect(entries).toEqual([
+    expect(entries).toStrictEqual([
       {
         key: "default:legacy-thread",
         value: {

extensions/discord/src/monitor/model-picker-preferences-migrations.ts

@@ -195,7 +195,10 @@ export const detectDiscordLegacyStateMigrations: BundledChannelLegacyStateMigrat
         )) {
           const normalized = normalizePersistedBinding(rawKey, rawEntry);
           if (normalized) {
-            out.push({ key: toBindingRecordKey(normalized), value: normalized });
+            out.push({
+              key: toBindingRecordKey(normalized),
+              value: normalized,
+            });
           }
         }
         return out;

extensions/discord/src/monitor/thread-bindings.state.ts

@@ -215,23 +215,36 @@ export function normalizePersistedBinding(
     }
   }
 
-  return {
+  const record: ThreadBindingRecord = {
     accountId,
     channelId,
     threadId,
     targetKind,
     targetSessionKey,
     agentId,
-    label,
-    webhookId,
-    webhookToken,
     boundBy,
     boundAt,
     lastActivityAt,
-    idleTimeoutMs: migratedIdleTimeoutMs,
-    maxAgeMs: migratedMaxAgeMs,
-    metadata,
   };
+  if (label !== undefined) {
+    record.label = label;
+  }
+  if (webhookId !== undefined) {
+    record.webhookId = webhookId;
+  }
+  if (webhookToken !== undefined) {
+    record.webhookToken = webhookToken;
+  }
+  if (migratedIdleTimeoutMs !== undefined) {
+    record.idleTimeoutMs = migratedIdleTimeoutMs;
+  }
+  if (migratedMaxAgeMs !== undefined) {
+    record.maxAgeMs = migratedMaxAgeMs;
+  }
+  if (metadata !== undefined) {
+    record.metadata = metadata;
+  }
+  return record;
 }
 
 export function normalizeThreadBindingDurationMs(raw: unknown, defaultsTo: number): number {