test: add test for config module

Author: josecelano

Cargo.lock

@@ -24,6 +24,7 @@ tokio = { version = "1.7", features = ["full"] }
 serde = { version = "1.0", features = ["derive"] }
 serde_bencode = "^0.2.3"
 serde_json = "1.0.72"
+serde_with = "2.0.0"
 hex = "0.4.3"
 percent-encoding = "2.1.0"
 binascii = "0.1"
@@ -48,3 +49,4 @@ futures = "0.3.21"
 async-trait = "0.1.52"
 
 aquatic_udp_protocol = "0.2.0"
+uuid = { version = "1.1.2", features = ["v4"] }