fix(wecom): 推送失败透出真实 errcode/errmsg + 加 diag_wecom 诊断脚本 + bump 0.26.4

之前推送失败只回 error:RuntimeError,吞了企业微信的 errcode。改成 reason=str(e)
(含 gettoken/message_send 失败的 errcode+errmsg);scripts/diag_wecom.py 分步查
gettoken vs send 的确切 errcode,服务器上直跑即可定位(可见范围/userid/凭据)。

Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>

core/__init__.py

@@ -1,3 +1,3 @@
 # zcbot 版本号单一事实源:web/app.py 的 FastAPI version、/healthz 返回、前端展示都引这里。
 # 改版本只动这一行。
-__version__ = "0.26.3"
+__version__ = "0.26.4"

core/wechat/service.py

@@ -190,7 +190,7 @@ def push_clawbot(
         if file_path:
             client.send_file(snap.user_im_id, snap.context_token, file_path)
     except Exception as e:  # noqa: BLE001 —— 调用方据 reason 决定兜底
-        return PushResult(False, reason=f"error:{type(e).__name__}")
+        return PushResult(False, reason=f"error: {str(e)[:200]}")
     return PushResult(True, reason="sent")
 
 
@@ -236,8 +236,8 @@ def push_wecom(user_id: UUID, text: str = "", file_path: Optional[str] = None) -
             wecom.send_text(wuid, text)
         if file_path:
             wecom.send_file(wuid, file_path)
-    except Exception as e:  # noqa: BLE001
-        return PushResult(False, channel="wecom", reason=f"error:{type(e).__name__}")
+    except Exception as e:  # noqa: BLE001 —— 透出 errcode/errmsg 便于排错
+        return PushResult(False, channel="wecom", reason=f"error: {str(e)[:200]}")
     return PushResult(True, channel="wecom", reason="sent")
 
 

scripts/diag_wecom.py

@@ -0,0 +1,59 @@
+"""企业微信推送诊断:分步查 gettoken / message_send 的确切 errcode/errmsg。
+
+用法(服务器上,.env 同目录):
+  .venv/Scripts/python.exe scripts/diag_wecom.py <userid>
+读 .env 的 WECOM_CORPID/AGENTID/SECRET。ASCII 输出,secret 不打印。
+
+常见 errcode:
+  gettoken: 40013=corpid 错 / 40001|42001=secret 错 / 41002=缺 corpid
+  send:     60011=无权限(应用可见范围没包含该成员)/ 81013=UserID 不存在
+            40056=agentid 错 / 60020=IP 不在可信IP / 81014=该成员未关注/未激活
+"""
+import os
+import sys
+
+try:
+    from dotenv import find_dotenv, load_dotenv
+    load_dotenv(find_dotenv())
+except Exception:
+    pass
+
+from core.wechat import wecom
+
+
+def main() -> int:
+    uid = sys.argv[1] if len(sys.argv) > 1 else None
+    print("[cfg] configured:", wecom.wecom_configured())
+    print("[cfg] corpid:", (os.getenv("WECOM_CORPID", "") or "")[:8] + "...",
+          "| agentid:", os.getenv("WECOM_AGENTID", ""))
+    if not wecom.wecom_configured():
+        print("[FAIL] WECOM_CORPID/AGENTID/SECRET 没读到(确认 .env 在当前目录、值已填)")
+        return 1
+
+    print("[step1] gettoken ...")
+    try:
+        tok = wecom.get_access_token(force=True)
+        print(f"[step1] OK (token len {len(tok)})")
+    except Exception as e:
+        print(f"[step1] FAIL: {e}")
+        print("        → corpid 或 secret 不对(secret 必须是这个自建应用的,不是通讯录密钥)")
+        return 2
+
+    if not uid:
+        print("[step2] 跳过(没给 userid 参数);用法: diag_wecom.py <userid>")
+        return 0
+
+    print(f"[step2] message/send 到 userid={uid} ...")
+    try:
+        wecom.send_text(uid, "zcbot 企业微信诊断测试消息")
+        print(f"[step2] OK → 去企业微信查收。链路通了!")
+    except Exception as e:
+        print(f"[step2] FAIL: {e}")
+        print("        → 看 errcode:60011=应用可见范围没含该成员 / 81013=userid 写错"
+              "(大小写要和通讯录「账号」完全一致)/ 40056=agentid 错")
+        return 3
+    return 0
+
+
+if __name__ == "__main__":
+    sys.exit(main())