feat(docker): add health check script and update Dockerfile and .dockerignore for improved backup verification and monitoring

healthcheck.py

@@ -0,0 +1,63 @@
+#!/usr/bin/env python3
+import os
+import sys
+import psutil
+import requests
+import hashlib
+import json
+from pathlib import Path
+
+def verify_all_backups():
+    errors = []
+    backups = ['main', 'backup1', 'backup2', 'backup3', 'backup4', 
+               'rescue', 'emergency', 'last_resort', 'ultrabackup']
+    
+    # Check each backup
+    for backup in backups:
+        base = f'/app/{backup}/src/simpleguardhome'
+        if not os.path.exists(base):
+            errors.append(f'{backup} backup missing!')
+            continue
+            
+        # Verify checksums
+        try:
+            with open(f'/app/{backup}/checksums.md5') as f:
+                for line in f:
+                    checksum, file = line.strip().split()
+                    file_path = os.path.join('/app', file)
+                    if os.path.exists(file_path):
+                        with open(file_path, 'rb') as f:
+                            if hashlib.md5(f.read()).hexdigest() != checksum:
+                                errors.append(f'Checksum mismatch in {backup}: {file}')
+                    else:
+                        errors.append(f'File missing in {backup}: {file}')
+        except Exception as e:
+            errors.append(f'Failed to verify {backup}: {str(e)}')
+    
+    # Check monitoring
+    try:
+        with open('/app/monitor/stats.json') as f:
+            stats = json.load(f)
+            if stats['cpu'] > 90 or stats['mem'] > 90 or stats['disk'] > 90:
+                errors.append(f'Resource usage too high: CPU={stats["cpu"]}%, MEM={stats["mem"]}%, DISK={stats["disk"]}%')
+    except Exception as e:
+        errors.append(f'Monitoring system failure: {str(e)}')
+    
+    return errors
+
+def main():
+    try:
+        errors = verify_all_backups()
+        if errors:
+            print('❌ HEALTH CHECK FAILED:')
+            for error in errors:
+                print(f'  • {error}')
+            sys.exit(1)
+        print('✅ ALL SYSTEMS OPERATIONAL')
+        sys.exit(0)
+    except Exception as e:
+        print(f'💥 FATAL ERROR: {str(e)}')
+        sys.exit(1)
+
+if __name__ == '__main__':
+    main()