From e4d668cebb541ceaa7afd451e101a56589be873d Mon Sep 17 00:00:00 2001
From: narawat <narawat@gmail.com>
Date: Fri, 13 Mar 2026 16:02:39 +0700
Subject: [PATCH] fix Sending Flow mermaid code

---
 docs/spec.md | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/docs/spec.md b/docs/spec.md
index 003de16..27a268c 100644
--- a/docs/spec.md
+++ b/docs/spec.md
@@ -574,7 +574,7 @@ function fileserver_download_handler(
 
 ```mermaid
 flowchart TD
-    A[User calls smartsend\(subject, data\)] --> B[Serialize payload according to payload_type]
+    A[User calls smartsend subject data] --> B[Serialize payload according to payload_type]
     B --> C{Calculate serialized size}
     C -->|Size < Threshold| D[Direct Transport: Encode as Base64]
     C -->|Size >= Threshold| E[Link Transport: Upload to file server]