Add integration test utils

Author: tnull

Cargo.toml

@@ -30,5 +30,8 @@ serde = { version = "1.0", default-features = false, features = ["derive", "allo
 serde_json = "1.0"
 
 [dev-dependencies]
+lightning = { version = "0.0.123", default-features = false, features = ["max_level_trace", "_test_utils"] }
+lightning-persister = { version = "0.0.123", default-features = false }
+lightning-background-processor = { version = "0.0.123", default-features = false, features = ["std"] }
 proptest = "1.0.0"
 tokio = { version = "1.35", default-features = false, features = [ "rt-multi-thread", "time", "sync", "macros" ] }