message: Add sha2 as dev-dependency
diff: @@ -26,6 +26,7 @@ thiserror = "1.0"
  [dev-dependencies]
  serde = { version = "1.0.103", default-features = false, features = ["derive", "alloc"] }
  serde_json = "1.0"
  +sha2 = "0.9"
  base64 = "0.13.0"
  hex = "0.4"
  rand_core = { version = "0.5", features = ["getrandom"] }
  