chore: import upstream snapshot with attribution

testing/postgres-client-tests/node/workbench.js

@@ -0,0 +1,14 @@
+import { Database } from "./database.js";
+import { getConfig } from "./helpers.js";
+import runWorkbenchTests from "./workbenchTests/index.js";
+
+async function workbench() {
+  const database = new Database(getConfig());
+
+  await runWorkbenchTests(database);
+
+  database.close();
+  process.exit(0);
+}
+
+workbench();