feat: add gateway tls support

src/gateway/server/tls.ts

@@ -0,0 +1,14 @@
+import type { BridgeTlsConfig } from "../../config/types.gateway.js";
+import {
+  type BridgeTlsRuntime,
+  loadBridgeTlsRuntime,
+} from "../../infra/bridge/server/tls.js";
+
+export type GatewayTlsRuntime = BridgeTlsRuntime;
+
+export async function loadGatewayTlsRuntime(
+  cfg: BridgeTlsConfig | undefined,
+  log?: { info?: (msg: string) => void; warn?: (msg: string) => void },
+): Promise<GatewayTlsRuntime> {
+  return await loadBridgeTlsRuntime(cfg, log);
+}