Replace wildcard listen addresses with loopback in CLI

When the CLI reads a base URL from config, 0.0.0.0 or [::] aren't
connectable. Rewrite them to 127.0.0.1 or [::1] so the client can
actually reach the server.

Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>

Author: benthecarman

ldk-server-cli/src/main.rs

@@ -433,13 +433,20 @@ async fn main() {
 		});
 
 	// Get base URL from argument then from config file
-	let base_url =
+	let mut base_url =
 		cli.base_url.or_else(|| config.as_ref().map(|c| c.node.rest_service_address.clone()))
 			.unwrap_or_else(|| {
 				eprintln!("Base URL not provided. Use --base-url or ensure config file exists at ~/.ldk-server/config.toml");
 				std::process::exit(1);
 			});
 
+	// Replace wildcard listen addresses with loopback addresses for connectivity
+	if base_url.contains("0.0.0.0") {
+		base_url = base_url.replacen("0.0.0.0", "127.0.0.1", 1);
+	} else if base_url.contains("[::]") {
+		base_url = base_url.replacen("[::]", "[::1]", 1);
+	}
+
 	// Get TLS cert path from argument, then from config file, then try default location
 	let tls_cert_path = cli.tls_cert.map(PathBuf::from).or_else(|| {
 		config