Como hospedar uma aplicação Bun na Vertra Cloud

my-server-bun/
├── src/
│   └── index.ts
├── package.json
├── bunfig.toml
└── vertracloud.config

{
  "name": "my-server-bun",
  "version": "1.0.0",
  "type": "module",
  "scripts": {
    "start": "bun run src/index.ts"
  },
  "dependencies": {
    "elysia": "^0.7.0"
  },
  "devDependencies": {
    "bun-types": "latest"
  }
}

[build]
target = "bun"

MAIN=package.json
START=bun run src/index.ts
VERSION=recommended

const port = parseInt(process.env.PORT || "80");
const hostname = "0.0.0.0";

const server = Bun.serve({
  port: port,
  hostname: hostname,
  fetch(request: Request) {
    const url = new URL(request.url);

    if (url.pathname === "/" && request.method === "GET") {
      return Response.json({
        message: "API Bun on Vertra Cloud",
        version: "1.0.0",
        runtime: "Bun"
      });
    }

    // Health check
    if (url.pathname === "/health" && request.method === "GET") {
      return Response.json({
        status: "healthy",
        service: "bun-api",
        uptime: Math.floor(process.uptime())
      });
    }

    // API items
    if (url.pathname === "/api/items" && request.method === "GET") {
      const items = [
        { id: 1, name: "Item 1", description: "Description 1" },
        { id: 2, name: "Item 2", description: "Description 2" }
      ];
      return Response.json(items);
    }

    return Response.json({ error: "Not found" }, { status: 404 });
  }
});

console.log(`Server running at http://${hostname}:${port}/`);