refactor(test): share gateway e2e registry helper

src/gateway/server.e2e-registry-helpers.ts

@@ -0,0 +1,17 @@
+import type { PluginRegistry } from "../plugins/registry.js";
+
+export const createRegistry = (channels: PluginRegistry["channels"]): PluginRegistry => ({
+  plugins: [],
+  tools: [],
+  hooks: [],
+  typedHooks: [],
+  channels,
+  providers: [],
+  gatewayHandlers: {},
+  httpHandlers: [],
+  httpRoutes: [],
+  cliRegistrars: [],
+  services: [],
+  commands: [],
+  diagnostics: [],
+});