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/backup.sh

@@ -0,0 +1,92 @@
+#!/bin/bash
+# Backup Claude Code configuration
+# Creates a timestamped archive of important files
+
+set -euo pipefail
+
+CLAUDE_DIR="${HOME}/.claude"
+BACKUP_DIR="${CLAUDE_DIR}/backups"
+TIMESTAMP=$(date +%Y%m%d_%H%M%S)
+BACKUP_NAME="claude-config-${TIMESTAMP}"
+BACKUP_PATH="${BACKUP_DIR}/${BACKUP_NAME}.tar.gz"
+
+# Colors
+GREEN='\033[0;32m'
+YELLOW='\033[1;33m'
+NC='\033[0m'
+
+echo "📦 Claude Code Configuration Backup"
+echo ""
+
+# Create backup directory
+mkdir -p "${BACKUP_DIR}"
+
+# Files to backup (relative to CLAUDE_DIR)
+BACKUP_ITEMS=(
+    "CLAUDE.md"
+    "README.md"
+    "settings.json"
+    ".gitignore"
+    ".claude-plugin"
+    "agents"
+    "commands"
+    "hooks"
+    "skills"
+    "workflows"
+    "state"
+    "automation"
+)
+
+# Create temporary directory
+TEMP_DIR=$(mktemp -d)
+TEMP_BACKUP="${TEMP_DIR}/${BACKUP_NAME}"
+mkdir -p "${TEMP_BACKUP}"
+
+echo "Copying files..."
+for item in "${BACKUP_ITEMS[@]}"; do
+    if [[ -e "${CLAUDE_DIR}/${item}" ]]; then
+        cp -r "${CLAUDE_DIR}/${item}" "${TEMP_BACKUP}/"
+        echo -e "  ${GREEN}✓${NC} ${item}"
+    else
+        echo -e "  ${YELLOW}!${NC} ${item} (not found)"
+    fi
+done
+
+# Exclude sensitive files
+echo ""
+echo "Excluding sensitive files..."
+find "${TEMP_BACKUP}" -name "*.key" -delete 2>/dev/null || true
+find "${TEMP_BACKUP}" -name "*.pem" -delete 2>/dev/null || true
+find "${TEMP_BACKUP}" -name "credentials.json" -delete 2>/dev/null || true
+find "${TEMP_BACKUP}" -name "token.json" -delete 2>/dev/null || true
+find "${TEMP_BACKUP}" -name "settings.local.json" -delete 2>/dev/null || true
+
+# Create archive
+echo ""
+echo "Creating archive..."
+tar -czf "${BACKUP_PATH}" -C "${TEMP_DIR}" "${BACKUP_NAME}"
+
+# Cleanup
+rm -rf "${TEMP_DIR}"
+
+# Get size
+SIZE=$(du -h "${BACKUP_PATH}" | cut -f1)
+
+echo ""
+echo -e "${GREEN}✓${NC} Backup complete!"
+echo ""
+echo "Location: ${BACKUP_PATH}"
+echo "Size: ${SIZE}"
+echo ""
+
+# List recent backups
+echo "Recent backups:"
+ls -lht "${BACKUP_DIR}"/*.tar.gz 2>/dev/null | head -5 || echo "  (none)"
+
+# Cleanup old backups (keep last 10)
+BACKUP_COUNT=$(ls -1 "${BACKUP_DIR}"/*.tar.gz 2>/dev/null | wc -l)
+if [[ ${BACKUP_COUNT} -gt 10 ]]; then
+    echo ""
+    echo "Cleaning up old backups (keeping last 10)..."
+    ls -1t "${BACKUP_DIR}"/*.tar.gz | tail -n +11 | xargs rm -f
+fi