Use axum-server for direct TLS support

src/config.rs

@@ -17,6 +17,8 @@ pub struct Config {
     pub address: IpAddr,
     #[serde(default = "default_port")]
     pub port: u16,
+    pub tls: Option<TlsConfig>,
+
     pub server_name: Box<ServerName>,
     #[serde(default = "default_database_backend")]
     pub database_backend: String,
@@ -69,6 +71,12 @@ pub struct Config {
     pub catchall: BTreeMap<String, IgnoredAny>,
 }
 
+#[derive(Clone, Debug, Deserialize)]
+pub struct TlsConfig {
+    pub certs: String,
+    pub key: String,
+}
+
 const DEPRECATED_KEYS: &[&str] = &["cache_capacity"];
 
 impl Config {