feat: support version flag in CLI (#13)

Author: scarmuega

Cargo.lock

@@ -23,6 +23,7 @@ serde_json = "1.0.140"
 hex = "0.4.3"
 thiserror = "2.0.12"
 url = "2.5.4"
+clap = { version = "4.5", features = ["derive"] }
 
 # The profile that 'dist' will build with
 [profile.dist]

Cargo.toml

@@ -1,9 +1,16 @@
+use clap::Parser;
 use tower::ServiceBuilder;
 use tower_lsp::{LspService, Server};
 use tx3_lsp::Context;
 
+#[derive(Parser)]
+#[command(author, version, about, long_about = None)]
+struct Args {}
+
 #[tokio::main]
 async fn main() {
+    let _args = Args::parse();
+
     let stdin = tokio::io::stdin();
     let stdout = tokio::io::stdout();