feat: adding health check for go app

Signed-off-by: mohamedasifs123 <asifabu272@gmail.com>

config/demo-trace/main.go

@@ -164,20 +164,20 @@ func main() {
 			fmt.Printf("Bdev: %s, BytesRead: %d, NumReadOps: %d\n",
 				bdev.Name, bdev.BytesRead, bdev.NumReadOps)
 		}
-		span.End()
-		time.Sleep(5 * time.Second)
-		// Health check endpoint
-		http.HandleFunc("/health", func(w http.ResponseWriter, r *http.Request) {
-			w.WriteHeader(http.StatusOK)
-			fmt.Fprintln(w, "OK")
-		})
-
-		// Application logic
-		http.HandleFunc("/", func(w http.ResponseWriter, r *http.Request) {
-			fmt.Fprintln(w, "Hello, World!")
-		})
-
-		// Start server
-		http.ListenAndServe(":57400", nil)
-	}	
+	    span.End()
+	    time.Sleep(5 * time.Second)
+    }
+	// Health check endpoint
+	http.HandleFunc("/health", func(w http.ResponseWriter, r *http.Request) {
+		w.WriteHeader(http.StatusOK)
+		fmt.Fprintln(w, "OK")
+	})
+
+	// Application logic
+	http.HandleFunc("/", func(w http.ResponseWriter, r *http.Request) {
+		fmt.Fprintln(w, "Hello, World!")
+	})
+
+	// Start server
+	http.ListenAndServe(":57400", nil)		
 }

config/otel-collector-config.yaml

@@ -2,7 +2,7 @@
 receivers:
   otlp:
     protocols:
-      grpc: 0.0.0.0:4317
+      grpc:
 
   hostmetrics:
     collection_interval: 1m