Implement the skeleton for the Server Session handling

bonknet_broker/Cargo.toml

@@ -13,14 +13,17 @@ actix-rt = "2.9.0"
 actix-server = "2.3.0"
 actix-service = "2.0.2"
 actix-tls = { version = "3.3.0", features = ["rustls-0_22"] }
+tokio = { version = "1", features = ["io-util", "sync", "time"] }
 rustls = "0.22.2"
 tracing = "0.1"
 tracing-subscriber = "0.3"
 futures = "0.3"
 thiserror = "1.0.56"
 tokio-util = { version = "0.7.10", features = ["codec"] }
+serde = "1"
 rmp-serde = "1.1.2"
 rcgen = { version = "0.12.1", features = ["x509-parser"] }
+rand = "0.8.5"
 
 [[bin]]
 name = "init_certs"