Multi-stage Dockerfile - Towbar

Related reading: Example. context: . means the repository root. The source project, start command, and health endpoint must match the selected build mode.

Towbar manifest

.towbar/services/multi-stage-dockerfile.service.yml

id: multi-stage-dockerfile
name: Multi-stage Dockerfile
deployment:
  type: dockerfile
  context: .
  dockerfile: Dockerfile
  target: runtime
container:
  port: 3000
health:
  path: /health
environments:
  production:
    server: 192.0.2.10

Configure

Register and prepare the example server or servers, connect the repository, and map production to the branch containing these files.
Sync the repository, inspect the resolved configuration, deploy manually, and perform the verification below before enabling automation.

Verify

The selected stage contains the executable and listens on container.port. For field constraints, see Service manifest.

Last modified on September 27, 2026