Implement Metrics Manager and Integrate Metrics Collection

- Removed the existing readme.opsserver.md file as it is no longer needed.
- Added a new MetricsManager class to handle metrics collection using @push.rocks/smartmetrics.
- Integrated MetricsManager into the DcRouter and OpsServer classes.
- Updated StatsHandler and SecurityHandler to retrieve metrics from MetricsManager.
- Implemented methods for tracking email, DNS, and security metrics.
- Added connection tracking capabilities to the MetricsManager.
- Created a new readme.metrics.md file outlining the metrics implementation plan.
- Adjusted plugins.ts to include smartmetrics.
- Added a new monitoring directory with classes for metrics management.
- Created readme.module-adjustments.md to document necessary adjustments for SmartProxy and SmartDNS.

package.json

@@ -41,10 +41,11 @@
     "@push.rocks/smartjwt": "^2.2.1",
     "@push.rocks/smartlog": "^3.1.8",
     "@push.rocks/smartmail": "^2.1.0",
+    "@push.rocks/smartmetrics": "^2.0.9",
     "@push.rocks/smartnetwork": "^4.0.2",
     "@push.rocks/smartpath": "^5.0.5",
     "@push.rocks/smartpromise": "^4.0.3",
-    "@push.rocks/smartproxy": "^19.5.26",
+    "@push.rocks/smartproxy": "^19.6.0",
     "@push.rocks/smartrequest": "^2.1.0",
     "@push.rocks/smartrule": "^2.0.1",
     "@push.rocks/smartrx": "^3.0.10",