feat: add NAS backup, verification, and DR scripts

scripts/install-crontab.sh

@@ -0,0 +1,73 @@
+#!/bin/bash
+# ==============================================================================
+# Wordly.art - Install Backup Crontab
+# ==============================================================================
+# Run ONCE to install all scheduled backup tasks.
+#
+# Usage:
+#   bash scripts/install-crontab.sh
+# ==============================================================================
+
+set -euo pipefail
+
+SCRIPT_DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)"
+CRONTAB_FILE="${SCRIPT_DIR}/crontab.wordly"
+LOG_DIR="/var/log"
+
+GREEN='\033[0;32m'
+YELLOW='\033[1;33m'
+NC='\033[0m'
+
+log()         { echo "[Crontab] $1"; }
+log_success() { echo -e "[Crontab] ${GREEN}✅ $1${NC}"; }
+log_warning() { echo -e "[Crontab] ${YELLOW}⚠️  $1${NC}"; }
+
+# ==============================================================================
+# 1. Create the crontab file
+# ==============================================================================
+cat > "${CRONTAB_FILE}" <<EOF
+# ==============================================================================
+# Wordly.art — Backup & Disaster Recovery Crontab
+# Installed by: bash scripts/install-crontab.sh
+# ==============================================================================
+
+# Backup to NAS every 6 hours (00:00, 06:00, 12:00, 18:00)
+0 */6 * * * bash ${SCRIPT_DIR}/backup-to-nas.sh >> ${LOG_DIR}/wordly-backup.log 2>&1
+
+# Verify backup integrity 30 minutes after each backup
+30 */6 * * * bash ${SCRIPT_DIR}/verify-backups.sh >> ${LOG_DIR}/wordly-verify.log 2>&1
+
+# Rotate logs weekly (keep last 30 days)
+0 4 * * 0 find ${LOG_DIR} -name "wordly-*.log" -mtime +30 -delete 2>/dev/null || true
+EOF
+
+log_success "Crontab file created: ${CRONTAB_FILE}"
+
+# ==============================================================================
+# 2. Install crontab for current user
+# ==============================================================================
+log "Installing crontab..."
+
+# Preserve existing crontab (if any), append new entries
+EXISTING_CRON=$(crontab -l 2>/dev/null || true)
+
+# Remove any existing wordly entries (to avoid duplicates on re-run)
+EXISTING_CRON_CLEAN=$(echo "${EXISTING_CRON}" | grep -v "wordly" | grep -v "backup-to-nas" | grep -v "verify-backups" || true)
+
+# Combine
+NEW_CRON=$(printf "%s\n%s\n" "${EXISTING_CRON_CLEAN}" "$(cat "${CRONTAB_FILE}")")
+echo "${NEW_CRON}" | crontab -
+
+log_success "Crontab installed!"
+echo ""
+log "Current crontab:"
+crontab -l | grep -E "wordly|backup|verify" | sed 's/^/  /'
+echo ""
+log_success "Scheduled jobs:"
+log_success "  Every 6h (00:00/06:00/12:00/18:00) → backup-to-nas.sh"
+log_success "  Every 6h+30min                      → verify-backups.sh"
+log_success "  Every Sunday at 04:00               → log rotation"
+echo ""
+log_warning "Logs will be written to:"
+log_warning "  ${LOG_DIR}/wordly-backup.log"
+log_warning "  ${LOG_DIR}/wordly-verify.log"