re-implement previous functionalities with cloud deployment and usb drive creation

terraform/cloud-init.yml

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+#cloud-config
+users:
+  - name: workshop
+    groups: [adm, docker]
+    sudo: ['ALL=(ALL) NOPASSWD:ALL']
+    shell: /bin/bash
+    ssh_authorized_keys:
+      - ${ssh_public_key}
+
+packages:
+  - docker.io
+  - curl
+  - git
+  - jq
+
+runcmd:
+  - systemctl enable docker
+  - systemctl start docker
+  - usermod -aG docker workshop
+  - docker swarm init
+  - docker network create -d overlay proxy
+  
+  - curl -fsSL https://install.abra.coopcloud.tech | sudo -u workshop bash
+  - ln -sf /home/workshop/.local/bin/abra /usr/local/bin/abra
+  
+  - sudo -u workshop mkdir -p /home/workshop/.abra/servers
+  - sudo -u workshop abra server add ${participant_name}.${domain}
+  
+  - sudo -u workshop abra app new traefik --domain=traefik.${participant_name}.${domain} --server=${participant_name}.${domain}
+  - sudo -u workshop abra app deploy traefik.${participant_name}.${domain}
+
+  - |
+    cat > /home/workshop/.bashrc << 'EOF'
+    export PATH="$HOME/.local/bin:$PATH"
+    
+    recipes() {
+      echo "Available Co-op Cloud Recipes:"
+      echo ""
+      echo "Content Management:"
+      echo "  wordpress ghost hedgedoc dokuwiki mediawiki"
+      echo ""
+      echo "File & Collaboration:"
+      echo "  nextcloud seafile collabora onlyoffice"
+      echo ""
+      echo "Communication:"
+      echo "  jitsi-meet matrix-synapse rocketchat mattermost"
+      echo ""
+      echo "E-commerce & Business:"
+      echo "  prestashop invoiceninja kimai pretix"
+      echo ""
+      echo "Development & Tools:"
+      echo "  gitea n8n jupyter-lab"
+      echo ""
+      echo "Analytics & Monitoring:"
+      echo "  plausible uptime-kuma grafana"
+      echo ""
+      echo "Media & Social:"
+      echo "  peertube mastodon jellyfin"
+      echo ""
+      echo "Deploy: abra app new <recipe> -S --domain=myapp.${participant_name}.${domain}"
+      echo "Browse all: https://recipes.coopcloud.tech"
+    }
+    
+    help() {
+      echo "CODE CRISPIES Workshop Commands:"
+      echo ""
+      echo "recipes       - Show available app recipes"
+      echo "abra app new <recipe> -S --domain=<name>.${participant_name}.${domain}"
+      echo "abra app deploy <domain>"
+      echo "abra app ls   - List your apps"
+      echo ""
+      echo "Examples:"
+      echo "  abra app new wordpress -S --domain=blog.${participant_name}.${domain}"
+      echo "  abra app deploy blog.${participant_name}.${domain}"
+      echo ""
+      echo "Server: ${participant_name}.${domain}"
+      echo "Traefik: https://traefik.${participant_name}.${domain}"
+    }
+    
+    export -f recipes help
+    
+    echo "CODE CRISPIES Workshop!"
+    echo "Server: ${participant_name}.${domain}"
+    echo "Type 'help' for commands or 'recipes' for available apps"
+    EOF
+
+final_message:
+  - echo "Workshop server ready! Traefik available at https://traefik.${participant_name}.${domain}"

terraform/main.tf

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+terraform {
+  required_providers {
+    hcloud = {
+      source  = "hetznercloud/hcloud"
+      version = "~> 1.48"
+    }
+    hetznerdns = {
+      source  = "timohirt/hetznerdns"
+      version = "~> 2.2"
+    }
+  }
+}
+
+locals {
+  domain = var.domain
+  participants = [
+    "hopper", "curie", "lovelace", "noether", "hamilton",
+    "franklin", "johnson", "clarke", "goldberg", "liskov",
+    "wing", "rosen", "shaw", "karp", "rich"
+  ]
+}
+
+provider "hcloud" {
+  token = var.hcloud_token
+}
+
+provider "hetznerdns" {
+  apitoken = var.hetzner_dns_token
+}
+
+resource "hcloud_ssh_key" "workshop" {
+  name       = "code-crispies-workshop"
+  public_key = var.ssh_public_key
+}
+
+resource "hcloud_server" "participant" {
+  for_each = toset(local.participants)
+  
+  name        = each.key
+  image       = "ubuntu-22.04"
+  server_type = "cx21"
+  location    = "nbg1"
+  
+  ssh_keys = [hcloud_ssh_key.workshop.id]
+  
+  user_data = templatefile("${path.module}/cloud-init.yml", {
+    participant_name = each.key
+    domain          = local.domain
+    ssh_public_key  = var.ssh_public_key
+  })
+  
+  labels = {
+    project = "code-crispies-workshop"
+    participant = each.key
+  }
+}
+
+resource "hetznerdns_record" "participant_main" {
+  for_each = toset(local.participants)
+  
+  zone_id = var.dns_zone_id
+  name    = each.key
+  type    = "A" 
+  value   = hcloud_server.participant[each.key].ipv4_address
+  ttl     = 60
+}
+
+resource "hetznerdns_record" "participant_wildcard" {
+  for_each = toset(local.participants)
+  
+  zone_id = var.dns_zone_id
+  name    = "*.${each.key}"
+  type    = "A"
+  value   = hcloud_server.participant[each.key].ipv4_address
+  ttl     = 60
+}
+
+output "participant_ips" {
+  value = {
+    for name, server in hcloud_server.participant : name => server.ipv4_address
+  }
+  description = "IP addresses of participant servers"
+}
+
+output "participant_urls" {
+  value = {
+    for name, server in hcloud_server.participant : name => "https://traefik.${name}.${local.domain}"
+  }
+  description = "Traefik URLs for each participant"
+}

terraform/variables.tf

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+variable "hcloud_token" {
+  description = "Hetzner Cloud API token"
+  type        = string
+  sensitive   = true
+}
+
+variable "hetzner_dns_token" {
+  description = "Hetzner DNS API token"
+  type        = string
+  sensitive   = true
+  default     = ""
+}
+
+variable "dns_zone_id" {
+  description = "Hetzner DNS Zone ID"
+  type        = string
+  default     = ""
+}
+
+variable "domain" {
+  description = "Workshop domain"
+  type        = string
+  default     = "codecrispi.es"
+}
+
+variable "ssh_public_key" {
+  description = "SSH public key for server access"
+  type        = string
+}