Template

Custom Docker Image deployment template

Last updated June 15, 2026
Reviewed by Better-PaaS team

Deploy a pre-built Docker image with environment variables and volumes. Deploy this stack on your own VPS with Git, Docker, automatic HTTPS, and persistent storage.

Overview

Deploy a pre-built Docker image with environment variables and volumes. This template is pre-configured for Better-PaaS: push your code, add environment variables, attach the required database, and go live with automatic HTTPS. Most teams can deploy this stack in 5 minutes.

What this template includes

This template packages Docker, Custom Image, Caddy into a repeatable deployment. Better-PaaS handles the build, containerization, routing, and HTTPS so you can focus on the application logic.

  • Docker pre-configured
  • Custom Image pre-configured
  • Caddy pre-configured

Best for

Use this template when you want to legacy apps, pre-built services, ai/ml apis without spending time on server setup, reverse proxy configuration, or manual Docker orchestration.

Deploy in 5 minutes

Connect your repository, choose this template or let Nixpacks auto-detect, set environment variables, attach the database service, and deploy. Better-PaaS issues HTTPS certificates automatically once DNS points to your server.

  • Connect Git repository
  • Set build and runtime variables
  • Add required database or cache service
  • Deploy and inspect logs
  • Add domain and verify HTTPS

FAQ

Can I customize the Custom Docker Image template?

Yes. The template is a starting point. You can modify environment variables, add volumes, change the build command, or switch to a custom Dockerfile at any time.

Is this template suitable for production?

Yes when you add backups, monitoring, and proper resource sizing. Start with a small VPS and scale the server as traffic grows.