From 3fc415a906aacfd809d4220efc38eecfccaf6c84 Mon Sep 17 00:00:00 2001
From: cai <cai@nbcai.cc>
Date: Sat, 08 Aug 2026 19:21:14 +0800
Subject: [PATCH] chore: bind participant-bound observer candidate

---
 Cargo.toml |    1 +
 1 files changed, 1 insertions(+), 0 deletions(-)

diff --git a/Cargo.toml b/Cargo.toml
index a6d823d..c048bb8 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -15,6 +15,7 @@
 reqwest = { version = "0.12.24", default-features = false, features = ["rustls-tls", "json", "stream"] }
 serde = { version = "1.0.228", features = ["derive"] }
 serde_json = "1.0.145"
+sha2 = "0.10.9"
 tokio = { version = "1.48.0", features = ["macros", "rt-multi-thread", "signal", "time"] }
 tracing = "0.1.41"
 tracing-subscriber = { version = "0.3.20", features = ["env-filter", "fmt"] }

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