Add `idleTimeout` to work with Bun & Node.js

[aralroca]

In the latest version of Bun supports idleTimout, it can be added to both Bun and Node.js (depending on the output), by adding this property tobrisa.config.ts.

• Bun: https://bun.sh/docs/api/http#idletimeout
• Node: https://nodejs.org/api/http.html#servertimeout