diff --git a/src/api/toolchain_routes.py b/src/api/toolchain_routes.py
index 20e58e8..7dca3e4 100644
--- a/src/api/toolchain_routes.py
+++ b/src/api/toolchain_routes.py
@@ -484,6 +484,9 @@ async def gitea_webhook(
     """
     body = await request.body()
 
+    # 0. DEBUG: log all webhook events
+    logger.info("WEBHOOK DEBUG event=%s delivery=%s", x_gitea_event, x_gitea_delivery)
+
     # 1. 签名验证
     if not _verify_signature(body, x_gitea_signature):
         logger.warning("Webhook signature verification failed")