Merge pull request #30 from Steake/copilot/sub-pr-23

RC1: Add full-stack wallet API with Poseidon hash, hardware wallet, HSM support, and comprehensive documentation

Author: Steake

crates/bitcell-admin/Cargo.toml

@@ -18,7 +18,8 @@ tower = "0.4"
 tower-http = { version = "0.5", features = ["fs", "cors"] }
 
 # Async runtime
-tokio = { version = "1.0", features = ["full"] }
+tokio = { version = "1.0", features = ["full", "sync"] }
+async-trait.workspace = true
 
 # Serialization
 serde = { version = "1.0", features = ["derive"] }
@@ -43,6 +44,9 @@ sysinfo = "0.30"
 # Hex encoding
 hex = "0.4"
 
+# Error handling
+thiserror.workspace = true
+
 # Wallet support
 bitcell-wallet = { path = "../bitcell-wallet" }