write the server

Cargo.toml

@@ -0,0 +1,16 @@
+[package]
+name = "llm-router"
+version = "0.1.0"
+edition = "2021"
+
+[dependencies]
+axum = "0.7"
+tokio = { version = "1.0", features = ["full"] }
+reqwest = { version = "0.12", features = ["stream"] }
+serde = { version = "1.0", features = ["derive"] }
+serde_json = "1.0"
+toml = "0.8"
+dirs = "5.0"
+futures-util = "0.3"
+ksni = "0.3"
+clap = { version = "4.4", features = ["derive"] }