Add session, maintenance, and backup commands

New commands:
- /summarize: Save session decisions/preferences to memory
- /maintain: Configuration maintenance (validate, backup, restore, etc.)

New automation scripts:
- backup.sh: Create timestamped config backup (excludes secrets)
- restore.sh: Restore config from backup (with validation)

Updates:
- component-registry.json: Added new commands
- commands/README.md: Updated with new entries
- automation/README.md: Documented utility scripts

🤖 Generated with [Claude Code](https://claude.com/claude-code)

Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>

automation/restore.sh

@@ -0,0 +1,115 @@
+#!/bin/bash
+# Restore Claude Code configuration from backup
+# Usage: restore.sh [backup-file]
+
+set -euo pipefail
+
+CLAUDE_DIR="${HOME}/.claude"
+BACKUP_DIR="${CLAUDE_DIR}/backups"
+
+# Colors
+RED='\033[0;31m'
+GREEN='\033[0;32m'
+YELLOW='\033[1;33m'
+NC='\033[0m'
+
+echo "📦 Claude Code Configuration Restore"
+echo ""
+
+# Get backup file
+BACKUP_FILE="${1:-}"
+
+if [[ -z "${BACKUP_FILE}" ]]; then
+    # List available backups
+    echo "Available backups:"
+    echo ""
+    if ls -1t "${BACKUP_DIR}"/*.tar.gz 2>/dev/null | head -10; then
+        echo ""
+        echo "Usage: $0 <backup-file>"
+        echo "Example: $0 ${BACKUP_DIR}/claude-config-20260101_120000.tar.gz"
+    else
+        echo "  No backups found in ${BACKUP_DIR}"
+    fi
+    exit 1
+fi
+
+# Verify backup exists
+if [[ ! -f "${BACKUP_FILE}" ]]; then
+    echo -e "${RED}Error: Backup file not found: ${BACKUP_FILE}${NC}"
+    exit 1
+fi
+
+# Confirm restore
+echo -e "${YELLOW}Warning: This will overwrite existing configuration!${NC}"
+echo ""
+echo "Backup: ${BACKUP_FILE}"
+echo "Target: ${CLAUDE_DIR}"
+echo ""
+read -p "Continue? [y/N] " -n 1 -r
+echo ""
+
+if [[ ! $REPLY =~ ^[Yy]$ ]]; then
+    echo "Cancelled."
+    exit 0
+fi
+
+# Create temporary directory
+TEMP_DIR=$(mktemp -d)
+
+echo ""
+echo "Extracting backup..."
+tar -xzf "${BACKUP_FILE}" -C "${TEMP_DIR}"
+
+# Find the extracted directory
+EXTRACTED_DIR=$(find "${TEMP_DIR}" -maxdepth 1 -type d -name "claude-config-*" | head -1)
+
+if [[ -z "${EXTRACTED_DIR}" ]]; then
+    echo -e "${RED}Error: Invalid backup format${NC}"
+    rm -rf "${TEMP_DIR}"
+    exit 1
+fi
+
+# Items to restore
+RESTORE_ITEMS=(
+    "CLAUDE.md"
+    "README.md"
+    "settings.json"
+    ".gitignore"
+    ".claude-plugin"
+    "agents"
+    "commands"
+    "hooks"
+    "skills"
+    "workflows"
+    "state"
+    "automation"
+)
+
+echo ""
+echo "Restoring files..."
+for item in "${RESTORE_ITEMS[@]}"; do
+    if [[ -e "${EXTRACTED_DIR}/${item}" ]]; then
+        # Backup existing before overwrite
+        if [[ -e "${CLAUDE_DIR}/${item}" ]]; then
+            rm -rf "${CLAUDE_DIR}/${item}"
+        fi
+        cp -r "${EXTRACTED_DIR}/${item}" "${CLAUDE_DIR}/"
+        echo -e "  ${GREEN}✓${NC} ${item}"
+    fi
+done
+
+# Cleanup
+rm -rf "${TEMP_DIR}"
+
+echo ""
+echo -e "${GREEN}✓${NC} Restore complete!"
+echo ""
+echo "Note: You may need to restart Claude Code for changes to take effect."
+echo ""
+
+# Run validation
+if [[ -x "${CLAUDE_DIR}/automation/validate-setup.sh" ]]; then
+    echo "Running validation..."
+    echo ""
+    "${CLAUDE_DIR}/automation/validate-setup.sh" || true
+fi