Implement enhanced crontab management system with automated backups and logging

- Added enhanced crontab entries with comprehensive logging to syslog.
- Created a management script (`manage-enhanced-crontab.sh`) for installing and verifying crontab entries.
- Introduced backup scripts for crontab management, including automated timestamped backups and cleanup.
- Developed documentation for enhanced crontab and multi-system management.
- Established a directory structure for managing crontab backups across multiple systems.
- Implemented error handling and logging for backup operations.
- Added health monitoring and reporting features for backup processes.

enhanced-crontab.txt

@@ -0,0 +1,28 @@
+# Enhanced Crontab Entries with System Logging
+# 
+# These entries include comprehensive logging to syslog with proper tags
+# and error handling for better monitoring and troubleshooting
+
+# Move the files previously backed up at 0100
+# Logs both stdout and stderr with backup-move tag
+0 1 * * * /home/acedanger/shell/move-backups.sh 2>&1 | logger -t backup-move -p user.info
+
+# Daily Plex backup at 0415 with enhanced logging
+# Includes execution status and performance metrics
+15 4 * * * { echo "Starting Plex backup"; /home/acedanger/shell/backup-plex.sh --non-interactive --auto-repair; echo "Plex backup completed with exit code: $?"; } 2>&1 | logger -t plex-backup -p user.info
+
+# Daily validation at 0700 with detailed logging
+# Logs validation results and any auto-fixes performed
+0 7 * * * { echo "Starting Plex backup validation"; /home/acedanger/shell/validate-plex-backups.sh --fix; echo "Validation completed with exit code: $?"; } 2>&1 | logger -t plex-validation -p user.info
+
+# Backup Immich database weekly (Mondays at 0500)
+# Enhanced with proper logging and error handling
+0 5 * * 1 { echo "Starting Immich database backup move"; if mv /mnt/share/media/immich/uploads/backups/immich-db-backup* /mnt/share/media/backups/immich 2>/dev/null; then echo "Immich backup move completed successfully"; else echo "No Immich backup files found or move failed"; fi; } 2>&1 | logger -t immich-backup -p user.info
+
+# Generate detailed weekly report (Sundays at 0800)
+# Comprehensive reporting with system logging
+0 8 * * 0 { echo "Starting weekly Plex backup report generation"; /home/acedanger/shell/validate-plex-backups.sh --report; echo "Weekly report generation completed with exit code: $?"; } 2>&1 | logger -t plex-report -p user.info
+
+# Optional: Add a health check entry to monitor cron jobs (every 6 hours)
+# This can help detect if any of the backup processes are failing
+# 0 */6 * * * { echo "Cron health check - all backup jobs scheduled"; ps aux | grep -E "(backup-plex|validate-plex|move-backups)" | grep -v grep | wc -l; } 2>&1 | logger -t cron-health -p user.info