feat(server): run internal plugins in-process through the plugin runtime

packages/server/src/plugins/index.ts

@@ -0,0 +1,9 @@
+import type { PluginServerContribution } from "@getpaseo/plugin/server";
+
+export interface InternalPlugin {
+  id: string;
+  directory: string;
+  contribute: PluginServerContribution;
+}
+
+export const INTERNAL_PLUGINS: InternalPlugin[] = [];