fixup deploy script

deploy/docker-compose.prod.yml

@@ -148,7 +148,7 @@ configs:
   caddyfile:
     content: |
       # ATCR AppView - Main registry + web UI
-      {$APPVIEW_DOMAIN} {
+      ${APPVIEW_DOMAIN:-atcr.io} {
           # Reverse proxy to AppView container
           reverse_proxy atcr-appview:5000 {
               # Preserve original host header
@@ -171,7 +171,7 @@ configs:
       }
 
       # ATCR Hold Service - Storage presigned URL generator
-      {$HOLD_DOMAIN} {
+      ${HOLD_DOMAIN:-hold01.atcr.io} {
           # Reverse proxy to Hold service container
           reverse_proxy atcr-hold:8080 {
               # Preserve original host header

deploy/init-upcloud.sh

@@ -7,8 +7,8 @@
 #
 # What it does:
 #   - Updates system packages
+#   - Creates 2GB swap file (for 1GB RAM instances)
 #   - Installs Docker and Docker Compose
-#   - Configures firewall (ports 80, 443, 22)
 #   - Creates directory structure
 #   - Clones ATCR repository
 #   - Creates systemd service for auto-start
@@ -62,6 +62,23 @@ dnf install -y \
 
 log_info "Required ports: HTTP (80), HTTPS (443), SSH (22)"
 
+# Create swap file for instances with limited RAM
+if [ ! -f /swapfile ]; then
+    log_info "Creating 2GB swap file (allows builds on 1GB RAM instances)..."
+    dd if=/dev/zero of=/swapfile bs=1M count=2048 status=progress
+    chmod 600 /swapfile
+    mkswap /swapfile
+    swapon /swapfile
+
+    # Make swap permanent
+    echo '/swapfile none swap sw 0 0' >> /etc/fstab
+
+    log_info "Swap file created and enabled"
+    free -h
+else
+    log_info "Swap file already exists"
+fi
+
 # Install Docker
 if ! command_exists docker; then
     log_info "Installing Docker..."