初始化询价智能体新仓：同步本地工程并排除密钥与 .env。

Co-authored-by: Cursor <cursoragent@cursor.com>

inquiry-agent/agent/channel/wecom/selftest.py

@@ -0,0 +1,25 @@
+"""
+企微加解密自检（无外网）。
+
+运行：在 agent 目录 .venv 下 python -m agent.channel.wecom.selftest
+需已配置 WECOM_CALLBACK_TOKEN / WECOM_ENCODING_AES_KEY / WECOM_CORP_ID。
+"""
+
+from __future__ import annotations
+
+from agent.channel.wecom.crypto import WeComCrypto
+from agent.config import get_settings
+
+
+def main() -> None:
+    s = get_settings()
+    c = WeComCrypto(s.wecom_callback_token, s.wecom_encoding_aes_key, s.wecom_corp_id)
+    plain = "<xml><FromUserName><![CDATA[Alice]]></FromUserName><MsgType><![CDATA[text]]></MsgType><Content><![CDATA[hi]]></Content><MsgId>1</MsgId></xml>"
+    enc = c.encrypt(plain)
+    dec = c.decrypt(enc)
+    assert "Alice" in dec and "hi" in dec
+    print("crypto_ok")
+
+
+if __name__ == "__main__":
+    main()