Add managed Alpaca pool

Signed-off-by: Nikolaos Karaolidis <nick@karaolidis.com>

backend/Cargo.toml

@@ -3,6 +3,12 @@ name    = "backend"
 version = "0.1.0"
 edition = "2021"
 
+[profile.release]
+panic = 'abort'
+
+[profile.dev]
+panic = 'abort'
+
 # See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
 
 [dependencies]
@@ -29,3 +35,8 @@ log4rs = "1.2.0"
 time = { version = "0.3.27", features = [
     "serde",
 ] }
+futures = "0.3.28"
+websocket-util = "0.11.2"
+futures-util = "0.3.28"
+tungstenite = "0.20.0"
+async-trait = "0.1.73"