fix: agent acknowledgment recursion and subsystem UI improvements

- Fix recursive call in reportLogWithAck that caused infinite loop
- Add machine binding and security API endpoints
- Enhance AgentScanners component with security status display
- Update scheduler and timeout service reliability
- Remove deprecated install.sh script
- Add subsystem configuration and logging improvements

aggregator-agent/internal/config/subsystems.go

@@ -68,7 +68,7 @@ func GetDefaultSubsystemsConfig() SubsystemsConfig {
 		},
 		DNF: SubsystemConfig{
 			Enabled:        true,
-			Timeout:        45 * time.Second, // DNF can be slower
+			Timeout:        15 * time.Minute, // TODO: Make scanner timeouts user-adjustable via settings. DNF operations can take a long time on large systems
 			CircuitBreaker: defaultCB,
 		},
 		Docker: SubsystemConfig{