Technical Guides & How-Tos

Comprehensive technical guides and how-to tutorials for cloud infrastructure, deployment, and management.

Learn & Build

Our technical guides and how-to tutorials are designed to help you master cloud infrastructure, deployment strategies, and platform management. Whether you're a seasoned developer or just getting started, these resources will help you build and deploy with confidence.

Available Content

Installing Coolify on Gozunga Cloud

Step-by-step guide to install and configure Coolify on Gozunga Cloud infrastructure

James CornmanJames Cornman
1/7/2025
Technical Guide

Self-Host Your Own Web Analytics With Umami on Gozunga Cloud

Step-by-step guide to set up Umami web analytics using Coolify on Gozunga Cloud

James CornmanJames Cornman
3/16/2025
Technical Guide

How Gozunga Streamlines Email Verification in Our Customer Signup Process with n8n

Learn how Gozunga uses n8n, Supabase, Captain Verify, and Discord to create an efficient email verification workflow

James CornmanJames Cornman
3/16/2025
Technical Guide

Self-Hosted Sentiment Analysis with n8n, Ollama and Google's Gemma3 using Coolify

Step-by-step guide to set up sentiment analysis using n8n, Ollama, and Gemma3 on Coolify

James CornmanJames Cornman
3/22/2025
Technical Guide

Reset OpenStack Volume Host After Ceph Configuration Issues

Step-by-step guide to resolve OpenStack volume deletion issues by updating volume host information using cinder-manage

James CornmanJames Cornman
8/12/2025
How-To

Configure Hashicorp Vault OIDC with Authentik for Multi-Group Access Control

Step-by-step guide to configure Hashicorp Vault OIDC authentication with Authentik, including policy creation, role configuration, and external group management for different access levels

James CornmanJames Cornman
8/26/2025
How-To

Clean Up OpenStack Nova Stale Instance Allocations

Step-by-step guide to detect and clean up stale instance allocations in OpenStack Nova that can cause resource accounting issues and prevent proper resource allocation

James CornmanJames Cornman
9/8/2025
How-To

Workaround Using OpenStack Epoxy on Ubuntu Noble in FIPS Mode

Step-by-step guide to work around the Ubuntu Noble FIPS mode bug that prevents OpenStack Epoxy deployments by creating a custom Docker base image with Ubuntu Pro and disabled FIPS mode checks

James CornmanJames Cornman
9/15/2025
How-To

Fixing Timezone Problems with OpenStack Watcher on Ubuntu Noble

Step-by-step guide to fix timezone configuration conflicts in OpenStack Watcher containers on Ubuntu Noble, including the quick workaround for mismatched timezone settings

James CornmanJames Cornman
9/23/2025
How-To

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