fix deploy.sh: target Hetzner VPS instead of piha.local homelab

Context 'hetzner' → ssh://oskar@135.181.153.108, network npm_default
(NPM runs as 'npm' project on Hetzner, not 'nginxproxymanager' as on piha)

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

deploy.sh

@@ -1,9 +1,9 @@
 #!/usr/bin/env bash
 set -euo pipefail
 
-CONTEXT="piha"
-REMOTE="ssh://oskar@piha.local"
-NETWORK="nginxproxymanager_default"
+CONTEXT="hetzner"
+REMOTE="ssh://oskar@135.181.153.108"
+NETWORK="npm_default"
 
 # Create docker context if missing
 docker context inspect "$CONTEXT" &>/dev/null || \