feat(Production): Complete production deployment infrastructure

- Add comprehensive health check system with multiple endpoints
- Add Prometheus metrics endpoint
- Add production logging configurations (5 strategies)
- Add complete deployment documentation suite:
  * QUICKSTART.md - 30-minute deployment guide
  * DEPLOYMENT_CHECKLIST.md - Printable verification checklist
  * DEPLOYMENT_WORKFLOW.md - Complete deployment lifecycle
  * PRODUCTION_DEPLOYMENT.md - Comprehensive technical reference
  * production-logging.md - Logging configuration guide
  * ANSIBLE_DEPLOYMENT.md - Infrastructure as Code automation
  * README.md - Navigation hub
  * DEPLOYMENT_SUMMARY.md - Executive summary
- Add deployment scripts and automation
- Add DEPLOYMENT_PLAN.md - Concrete plan for immediate deployment
- Update README with production-ready features

All production infrastructure is now complete and ready for deployment.

tests/Framework/Vault/VaultTest.php

@@ -4,10 +4,9 @@ declare(strict_types=1);
 
 use App\Framework\Database\ConnectionInterface;
 use App\Framework\Vault\DatabaseVault;
-use App\Framework\Vault\Exceptions\VaultKeyNotFoundException;
-use App\Framework\Vault\VaultAuditLogger;
 use App\Framework\Vault\ValueObjects\SecretKey;
 use App\Framework\Vault\ValueObjects\SecretValue;
+use App\Framework\Vault\VaultAuditLogger;
 
 beforeEach(function () {
     // Mock Connection für Tests
@@ -113,7 +112,7 @@ describe('DatabaseVault Basic Operations', function () {
     });
 
     it('checks if libsodium is available', function () {
-        if (!extension_loaded('sodium')) {
+        if (! extension_loaded('sodium')) {
             $this->markTestSkipped('Sodium extension not available');
         }