Init backend, frontend and DB schema

packages/backend/src/app.ts

@@ -0,0 +1,29 @@
+import { Effect } from "effect";
+import { Request } from "./services/request";
+import { Storage } from "./services/storage";
+
+const match = (method: string, ...pattern: readonly string[]) => Effect.gen(function* () {
+
+	const req = yield* Request;
+
+	return req.method === method
+		&& req.path.length === pattern.length
+		&& pattern.every((x, i) => x === "*" || x === req.path[i]);
+});
+
+export const app = Effect.gen(function* () {
+
+	const req = yield* Request;
+	const storage = yield* Storage;
+
+	if (yield* match("GET", "ping")) {
+		return new Response("pong", {
+			headers: {
+				"Content-Length": "4",
+				"Content-Type": "text/plain;charset=utf-8",
+			},
+		});
+	}
+
+	return new Response(null, { status: 404 });
+});