diff --git a/scripts/backup.sh b/scripts/backup.sh
index 601009e..1140641 100755
--- a/scripts/backup.sh
+++ b/scripts/backup.sh
@@ -1,130 +1,56 @@
 #!/bin/bash
-# ====== 织忆备份脚本 ======
-# 备份到 server Gitea（http://192.168.123.11:3000）
-# 用法：./backup.sh [commit_message]
-# 自动：每天 03:00（见 cron 配置）
+# 织忆每日备份脚本（由 cronjob 每天 04:00 调用）
+# 直接执行备份，不走 Go HTTP API
 
 set -e
 
-DATE=$(date +%Y%m%d_%H%M%S)
-LOG_FILE="${HOME}/.hermes/logs/backup.log"
+API_KEY="zhiyi-dev-key-2026"
+BACKUP_ROOT="/home/muc/backups/memoryweave"
+DATA_DIR="/var/lib/memoryweave"
+TIMESTAMP=$(date +%Y%m%d-%H%M%S)
+BACKUP_DIR="$BACKUP_ROOT/$TIMESTAMP"
 
-# 项目根目录（backup.sh 同级）
-SCRIPT_DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)"
-PROJECT_ROOT="$(dirname "$SCRIPT_DIR")"
+echo "[$TIMESTAMP] 织忆备份开始..."
 
-# 备份临时目录
-BACKUP_DIR="/tmp/zhiyi_backup_${DATE}"
-CONFIG_DIR="/tmp/zhiyi_config_${DATE}"
+# 1. 创建备份目录
+mkdir -p "$BACKUP_DIR"
 
-# 日志
-log() {
-    echo "[$(date '+%Y-%m-%d %H:%M:%S')] $1" | tee -a "$LOG_FILE"
-}
-
-log "===== 备份开始: ${DATE} ====="
-
-# 1. 备份数据文件
-log "[1/6] 备份数据文件..."
-mkdir -p "${BACKUP_DIR}"
-sudo rsync -a /var/lib/memoryweave/ "${BACKUP_DIR}/memoryweave/" --quiet
-DATA_SIZE=$(du -sh "${BACKUP_DIR}" | cut -f1)
-log "    数据备份完成: ${DATA_SIZE}"
-
-# 2. 打包
-log "[2/6] 打包数据..."
-cd /tmp
-tar -czf "zhiyi_backup_${DATE}.tar.gz" "zhiyi_backup_${DATE}/"
-rm -rf "zhiyi_backup_${DATE}"
-ARCHIVE_SIZE=$(du -sh "/tmp/zhiyi_backup_${DATE}.tar.gz" | cut -f1)
-log "    打包完成: ${ARCHIVE_SIZE}"
-
-# 3. 备份 Hermes 配置
-log "[3/6] 备份 Hermes 配置..."
-mkdir -p "${CONFIG_DIR}"
-
-# 核心人格文件
-rsync -a "${HOME}/.hermes/SOUL.md" "${CONFIG_DIR}/" 2>/dev/null || true
-rsync -a "${HOME}/.hermes/AGENTS.md" "${CONFIG_DIR}/" 2>/dev/null || true
-rsync -a "${HOME}/.hermes/MEMORY.md" "${CONFIG_DIR}/" 2>/dev/null || true
-rsync -a "${HOME}/.hermes/USER.md" "${CONFIG_DIR}/" 2>/dev/null || true
-
-# 配置文件
-rsync -a "${HOME}/.hermes/config.yaml" "${CONFIG_DIR}/" 2>/dev/null || true
-rsync -a "${HOME}/.hermes/.env" "${CONFIG_DIR}/" 2>/dev/null || true
-rsync -a "${HOME}/.hermes/auth.json" "${CONFIG_DIR}/" 2>/dev/null || true
-
-# skills / cron / kanban
-[ -d "${HOME}/.hermes/skills" ] && rsync -a "${HOME}/.hermes/skills/" "${CONFIG_DIR}/skills/" --quiet
-[ -d "${HOME}/.hermes/cron" ] && rsync -a "${HOME}/.hermes/cron/" "${CONFIG_DIR}/cron/" --quiet
-[ -f "${HOME}/.hermes/kanban.db" ] && rsync -a "${HOME}/.hermes/kanban.db" "${CONFIG_DIR}/" 2>/dev/null || true
-
-# memories / sessions（可选，较大）
-if [ -d "${HOME}/.hermes/memories" ] && [ "$(du -sm "${HOME}/.hermes/memories" 2>/dev/null | cut -f1)" -lt 500 ]; then
-    rsync -a "${HOME}/.hermes/memories/" "${CONFIG_DIR}/memories/" --quiet
-fi
-if [ -d "${HOME}/.hermes/sessions" ] && [ "$(du -sm "${HOME}/.hermes/sessions" 2>/dev/null | cut -f1)" -lt 200 ]; then
-    rsync -a "${HOME}/.hermes/sessions/" "${CONFIG_DIR}/sessions/" --quiet
+# 2. SQLite graph.db 备份
+echo "[$TIMESTAMP] 备份 graph.db..."
+if ! sqlite3 "$DATA_DIR/graph.db" ".backup $BACKUP_DIR/graph.db"; then
+    echo "[$TIMESTAMP] ERROR: graph.db 备份失败"
+    exit 1
 fi
 
-CONFIG_SIZE=$(du -sh "${CONFIG_DIR}" | cut -f1)
-log "    配置备份完成: ${CONFIG_SIZE}"
-
-# 4. 推送到 Gitea
-log "[4/6] 推送到 Gitea..."
-
-# 确保 git 仓库存在
-if [ ! -d "${PROJECT_ROOT}/.git" ]; then
-    log "    WARM: ${PROJECT_ROOT} 不是 git 仓库，初始化..."
-    cd "${PROJECT_ROOT}"
-    git init
-    git remote add origin "http://192.168.123.11:3000/xiaoxue_admin/zhiyi-config.git" 2>/dev/null || true
+# 3. SQLite memoryweave.db 备份
+echo "[$TIMESTAMP] 备份 memoryweave.db..."
+if ! sqlite3 "$DATA_DIR/memoryweave.db" ".backup $BACKUP_DIR/memoryweave.db"; then
+    echo "[$TIMESTAMP] ERROR: memoryweave.db 备份失败"
+    exit 1
 fi
 
-cd "${PROJECT_ROOT}"
+# 4. Redis 异步保存
+echo "[$TIMESTAMP] 触发 Redis BGSAVE..."
+redis-cli BGSAVE 2>/dev/null || true
 
-# 确保 data 目录存在
-mkdir -p data
-
-# 移动备份到 data 目录
-mv "/tmp/zhiyi_backup_${DATE}.tar.gz" data/
-
-# 把数据仓库也 clone/update
-if [ ! -d "${PROJECT_ROOT}/zhiyi-backup" ]; then
-    git clone "http://192.168.123.11:3000/xiaoxue_admin/zhiyi-backup.git" "${PROJECT_ROOT}/zhiyi-backup" 2>/dev/null || {
-        # 如果仓库不存在，跳过数据备份
-        log "    WARN: zhiyi-backup 仓库不存在或无法访问，跳过数据推送"
-    }
+# 5. LanceDB 目录 tar 打包（最多等 300s）
+echo "[$TIMESTAMP] 打包 LanceDB 数据（可能需要 1-2 分钟）..."
+if ! timeout 300 tar czf "$BACKUP_DIR/lance-data.tar.gz" \
+    -C "$DATA_DIR" episodes.lance memories.lance tombstones.lance; then
+    echo "[$TIMESTAMP] ERROR: LanceDB 打包超时或失败"
+    exit 1
 fi
 
-if [ -d "${PROJECT_ROOT}/zhiyi-backup" ]; then
-    cd "${PROJECT_ROOT}/zhiyi-backup"
-    # 移动 archive
-    if [ -f "${PROJECT_ROOT}/data/zhiyi_backup_${DATE}.tar.gz" ]; then
-        cp "${PROJECT_ROOT}/data/zhiyi_backup_${DATE}.tar.gz" .
-        git add "zhiyi_backup_${DATE}.tar.gz"
-        git commit -m "Backup data ${DATE}" 2>/dev/null || true
-        git push origin main 2>/dev/null || log "    WARN: 数据推送失败（可能需要 token）"
-        rm -f "zhiyi_backup_${DATE}.tar.gz"
+# 6. 验证
+echo "[$TIMESTAMP] 验证备份..."
+for f in graph.db memoryweave.db lance-data.tar.gz; do
+    if [ ! -s "$BACKUP_DIR/$f" ]; then
+        echo "[$TIMESTAMP] ERROR: $f 为空或不存在"
+        exit 1
     fi
-    cd "${PROJECT_ROOT}"
-fi
+done
 
-# 推送配置
-git add data/zhiyi_backup_${DATE}.tar.gz
-git add config/ 2>/dev/null || true
-git add -A
-COMMIT_MSG="${1:-Backup ${DATE}}"
-git commit -m "${COMMIT_MSG}" 2>/dev/null || log "    WARN: 没有新内容需要提交"
-
-git push origin main 2>/dev/null || log "    WARN: 配置推送失败（可能需要 token）"
-
-# 5. 清理
-log "[5/6] 清理临时文件..."
-rm -rf "${BACKUP_DIR}" "${CONFIG_DIR}"
-log "    清理完成"
-
-# 6. 完成
-log "[6/6] 备份完成"
-log "===== 备份结束: ${DATE} ====="
-echo ""
\ No newline at end of file
+# 7. 打印结果
+SIZE=$(du -sh "$BACKUP_DIR" | cut -f1)
+echo "[$TIMESTAMP] 备份成功 | 路径: $BACKUP_DIR | 大小: $SIZE"
+echo "[$TIMESTAMP] 织忆备份结果: OK | 路径: $BACKUP_DIR | 时间戳: $TIMESTAMP" > "$HOME/projects/memoryweave/backups/backup-$TIMESTAMP.log"
\ No newline at end of file