feat: Added automatic script copying functionality

services/dev/spinup.sh

@@ -3,6 +3,11 @@
 set -e
 cd "$(dirname "$0")"
 
+if [ ! -f .env ]; then
+  echo "Missing .env (expected DATA_DIR=/mnt/HC_Volume_...) - run 'tofu apply' in infra/ first, then re-copy this directory." >&2
+  exit 1
+fi
+
 docker compose -f traefik-docker-compose.yml pull && docker compose -f traefik-docker-compose.yml up -d
 
 docker compose -f gitea-docker-compose.yml pull && docker compose -f gitea-docker-compose.yml up -d