Coolify - Self-Hosted PaaS

Purpose: Install and operate Coolify on a single server, then deploy apps via Nixpacks, Dockerfile, or Docker Compose.

Step 0: Gather Required Information (MANDATORY)

STOP. Before ANY installation commands, collect ALL parameters from the user.

Copy this checklist and confirm each item:

Required Parameters:
- [ ] COOLIFY_SERVER_IP     - Target server IP address
- [ ] SSH_USER              - SSH username (default: ubuntu)
- [ ] SSH_KEY_PATH          - Path to SSH private key (default: ~/.ssh/id_rsa)
- [ ] COOLIFY_ROOT_USER_EMAIL    - Admin email address
- [ ] COOLIFY_ROOT_USER_PASSWORD - Admin password (see requirements below)
- [ ] COOLIFY_INSTANCE_DOMAIN    - Main Coolify URL (e.g., coolify.example.com)
- [ ] COOLIFY_WILDCARD_DOMAIN    - Base domain for apps (e.g., example.com)