Support for TLS encryption

src/main.rs

@@ -4,7 +4,7 @@ use zero2prod::{
 };
 
 #[tokio::main]
-async fn main() -> Result<(), std::io::Error> {
+async fn main() -> Result<(), anyhow::Error> {
     init_subscriber(std::io::stdout);
 
     let configuration = get_configuration().expect("Failed to read configuration");