feat(vaultwarden): deploy Vaultwarden password manager and daily NAS backup

scripts/backup-to-nas.sh

@@ -0,0 +1,33 @@
+#!/usr/bin/env bash
+# ==============================================================================
+# Mac mini 核心数据自动备份至极空间 Z4 (20TB NAS) 脚本
+# 每天凌晨 03:30 自动打包备份 Vaultwarden 密码库、Sun-Panel 导航页及 Homelab 配置
+# ==============================================================================
+set -euo pipefail
+
+NAS_BACKUP_DIR="/Users/ixvii0iv/nas/个人空间/MacMini_Backups"
+TIMESTAMP=$(date '+%Y%m%d_%H%M%S')
+
+# 确保极空间已挂载
+/Users/ixvii0iv/homelab/scripts/mount-zspace.sh >/dev/null 2>&1 || true
+
+if [ ! -d "/Users/ixvii0iv/nas/个人空间" ]; then
+    echo "[$(date '+%Y-%m-%d %H:%M:%S')] [WARN] 极空间未挂载，跳过本次备份"
+    exit 0
+fi
+
+mkdir -p "$NAS_BACKUP_DIR"
+
+ARCHIVE="$NAS_BACKUP_DIR/homelab_backup_${TIMESTAMP}.tar.gz"
+tar -czf "$ARCHIVE" \
+    -C /Users/ixvii0iv/homelab \
+    stacks/vaultwarden/data \
+    stacks/sun-panel/conf \
+    configs \
+    scripts \
+    README.md PLAN.md CHANGELOG.md 2>/dev/null || true
+
+# 保留最近 30 份备份
+ls -1t "$NAS_BACKUP_DIR"/homelab_backup_*.tar.gz 2>/dev/null | tail -n +31 | xargs rm -f 2>/dev/null || true
+
+echo "[$(date '+%Y-%m-%d %H:%M:%S')] [OK] 已备份至极空间: $ARCHIVE"