Sternboard: free retro board, no signup (initial)

Servidor Fastify + Socket.IO + Drizzle/Postgres; front Vite+React (EN/ES, tema claro/oscuro).
Tableros por columnas con plantillas, notas privadas/públicas, agrupación, votos
configurables (multivoto), timer compartido con alarma, fases, action items,
export Markdown/JSON e import, autodestrucción, gestión de columnas.
Imagen única (front servido por el servidor) y CI que la construye y publica.

server/test/rest.test.ts

@@ -0,0 +1,58 @@
+import { describe, it, expect, beforeAll, afterAll } from "vitest";
+import { startTestServer, createBoard, type TestServer } from "./helpers.js";
+
+let server: TestServer;
+beforeAll(async () => {
+  server = await startTestServer();
+});
+afterAll(async () => {
+  await server.close();
+});
+
+describe("REST", () => {
+  it("lista plantillas predefinidas", async () => {
+    const res = await fetch(`${server.url}/api/templates`);
+    const templates = await res.json();
+    expect(Array.isArray(templates)).toBe(true);
+    expect(templates.find((t: any) => t.id === "mad-sad-glad")).toBeTruthy();
+  });
+
+  it("crea un board desde plantilla y devuelve token de moderador", async () => {
+    const board = await createBoard(server.url, { title: "Sprint 1" });
+    expect(board.boardId).toHaveLength(12);
+    expect(board.moderatorToken.length).toBeGreaterThan(10);
+
+    const meta = await (await fetch(`${server.url}/api/boards/${board.boardId}`)).json();
+    expect(meta.title).toBe("Sprint 1");
+  });
+
+  it("crea un board con columnas libres", async () => {
+    const board = await createBoard(server.url, {
+      templateId: undefined,
+      columns: ["Bien", "Mal", "Acciones"],
+    });
+    const md = await (await fetch(`${server.url}/api/boards/${board.boardId}/export`)).text();
+    expect(md).toContain("## Bien");
+    expect(md).toContain("## Mal");
+  });
+
+  it("fija expiresAt cuando se pasa ttlHours", async () => {
+    const board = await createBoard(server.url, { ttlHours: 2 });
+    expect(board.expiresAt).toBeTruthy();
+    expect(new Date(board.expiresAt!).getTime()).toBeGreaterThan(Date.now());
+  });
+
+  it("devuelve 404 para board inexistente", async () => {
+    const res = await fetch(`${server.url}/api/boards/noexiste123`);
+    expect(res.status).toBe(404);
+  });
+
+  it("rechaza plantilla inexistente con 400", async () => {
+    const res = await fetch(`${server.url}/api/boards`, {
+      method: "POST",
+      headers: { "Content-Type": "application/json" },
+      body: JSON.stringify({ templateId: "nope" }),
+    });
+    expect(res.status).toBe(400);
+  });
+});