fix: create socket parent directory on startup

- Create /var/run/logcorrelator/ if missing before binding sockets
- Fixes issue with tmpfs /var/run being cleared on reboot
- Add filepath import for directory handling

Co-authored-by: Qwen-Coder <qwen-coder@alibabacloud.com>

internal/app/orchestrator.go

@@ -57,18 +57,23 @@ func (o *Orchestrator) Start() error {
 		o.wg.Add(1)
 		go func(src ports.EventSource, evChan chan *domain.NormalizedEvent) {
 			defer o.wg.Done()
-			
+
 			// Start the source in a separate goroutine
 			sourceErr := make(chan error, 1)
 			go func() {
-				sourceErr <- src.Start(o.ctx, evChan)
+				if err := src.Start(o.ctx, evChan); err != nil {
+					sourceErr <- err
+				}
 			}()
-			
+
 			// Process events in the current goroutine
 			o.processEvents(evChan)
-			
-			// Wait for source to stop
-			<-sourceErr
+
+			// Check for source start errors
+			if err := <-sourceErr; err != nil {
+				// Source failed to start, log error and exit
+				return
+			}
 		}(source, eventChan)
 	}