feat: introduce new modes helpers

app/src/adapter/node/index.ts

@@ -1,3 +1,13 @@
+import { readFile, writeFile } from "node:fs/promises";
+
 export * from "./node.adapter";
 export * from "./storage";
 export * from "./connection/NodeSqliteConnection";
+
+export async function writer(path: string, content: string) {
+   await writeFile(path, content);
+}
+
+export async function reader(path: string) {
+   return await readFile(path, "utf-8");
+}