Add Docker-based dev/prod setup with zail helper scripts

docker/bin/zail

@@ -0,0 +1,63 @@
+#!/usr/bin/env bash
+set -e
+
+# Basis-Verzeichnis des Projekts ermitteln
+BASE_DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")/../.." && pwd)"
+
+# Unsere einzige Compose-Datei
+COMPOSE_FILE="$BASE_DIR/compose.yaml"
+
+# Standard-Service für Befehle wie "artisan", "npm", etc.
+SERVICE="${ZAIL_SERVICE:-workspace}"
+
+dc() {
+  docker compose -f "$COMPOSE_FILE" "$@"
+}
+
+if [[ "$#" -lt 1 ]]; then
+  echo "Usage: zail [up|down|stop|restart|ps|logs|bash|artisan|composer|npm|yarn|pnpm|<command>...]"
+  exit 1
+fi
+
+CMD="$1"
+shift || true
+
+case "$CMD" in
+  up)
+    dc up "$@"
+    ;;
+  down)
+    dc down "$@"
+    ;;
+  stop)
+    # Entspricht in etwa "sail stop"
+    dc stop "$@"
+    ;;
+  restart)
+    dc down
+    dc up "$@"
+    ;;
+  ps)
+    dc ps "$@"
+    ;;
+  logs)
+    # Logs aller Services folgen
+    dc logs -f "$@"
+    ;;
+  bash|shell|sh)
+    dc exec "$SERVICE" bash
+    ;;
+  artisan)
+    dc exec "$SERVICE" php artisan "$@"
+    ;;
+  composer)
+    dc exec "$SERVICE" composer "$@"
+    ;;
+  npm|yarn|pnpm)
+    dc exec "$SERVICE" "$CMD" "$@"
+    ;;
+  *)
+    # Fallback: beliebigen Befehl im Standard-Service ausführen
+    dc exec "$SERVICE" "$CMD" "$@"
+    ;;
+esac