feat(opsserver): add RADIUS and VPN metrics to combined ops stats and overview dashboards, and stream live log buffer entries in follow mode

ts_interfaces/data/stats.ts

@@ -197,4 +197,24 @@ export interface IBackendInfo {
   h3ConsecutiveFailures: number | null;
   h3Port: number | null;
   cacheAgeSecs: number | null;
+}
+
+export interface IRadiusStats {
+  running: boolean;
+  uptime: number;
+  authRequests: number;
+  authAccepts: number;
+  authRejects: number;
+  accountingRequests: number;
+  activeSessions: number;
+  totalInputBytes: number;
+  totalOutputBytes: number;
+}
+
+export interface IVpnStats {
+  running: boolean;
+  subnet: string;
+  registeredClients: number;
+  connectedClients: number;
+  wgListenPort: number;
 }