fix(hub): agent 会话记忆在配置变更/发版后丢失 + Feishu thread 400 (#19)

Co-authored-by: Hong Jiarong <me@jrhim.com>
Co-committed-by: Hong Jiarong <me@jrhim.com>

hub/src/feishu/read.ts

@@ -7,8 +7,10 @@
  *
  *  - `trigger_message` / `reply`: `message.get` by message_id.
  *  - `status_card`: the run's status card message — same `message.get` by id.
- *  - `thread`: lark's thread replies. The SDK exposes `message.list` with a
- *    `parent_message_id` filter; we map "thread" to that.
+ *  - `thread`: lark's thread replies. `im.v1.message.list` with
+ *    `container_id_type="thread"` and `container_id` = the thread_id (NOT a
+ *    message_id, which Feishu rejects with 230001). The caller supplies the
+ *    thread_id via `args.id`; the trigger context exposes it as `thread_id`.
  *
  * The lark SDK's `im.v1.message` methods are dynamic at runtime (weak types);
  * we cast through a known request/response shape and return a compact JSON for
@@ -69,11 +71,14 @@ export async function readFeishuContext(
         return JSON.stringify(compact(msg));
       }
       case "thread": {
-        // Thread = replies to a parent message. `container_id` is the parent's
-        // message_id; container_id_type=message_id scopes the list to that thread.
+        // Thread = replies to a topic. Feishu's `im.v1.message.list` scopes
+        // thread replies when `container_id_type="thread"` and `container_id`
+        // is the thread_id (NOT a message_id — that is rejected with 230001
+        // "invalid container_id_type"). The caller supplies the thread_id via
+        // `args.id`; the trigger context exposes it as `thread_id`.
         const res = await api.list({
           params: {
-            container_id_type: "message_id",
+            container_id_type: "thread",
             container_id: args.id,
             page_size: 50,
           },