Dockerfile Example

This example demonstrates deploying a Node.js app using a custom Dockerfile.

Files

• app.yml - App manifest with type: "dockerfile"
• Dockerfile - Custom Docker image build instructions
• index.js - Simple HTTP server
• package.json - Node.js dependencies

Deployment

Upload as ZIP or deploy from Git repo. Node Hub will build the Docker image and run the container.

Environment Variables

• PORT - Server port (default: 8080)
• MESSAGE - Response message (default: "Hello from Dockerfile!")