Configuration reference
Key configuration fields that affect builds, runtime, and deploys.
Last updated: 2026-03-17
This page documents the core configuration fields Forgeon uses to deploy your app.
Runtime config (high level)
- build — build command
- start — start command
- runtime — language runtime
- internal_port — the app port inside the container
- build_system — template / nixpacks / buildpacks
Where to edit
- Project → Settings → Build & Deployment
Troubleshooting
Config not applied
- Re‑analyze or redeploy after changes