feat(agent): ajout du numéro de version v0.2.0 affiché au démarrage + script build multiplateforme

agent/main.go

@@ -8,6 +8,9 @@ import (
 	"path/filepath"
 )
 
+// version is injected at build time via -ldflags "-X main.version=X.Y.Z"
+var version = "dev"
+
 var (
 	serverAddr = flag.String("server", "ws://localhost:3001", "Adresse WebSocket du serveur")
 	nodeID     = flag.String("node-id", defaultNodeID(), "ID du nœud (défaut: hostname)")
@@ -42,7 +45,7 @@ func main() {
 		log.Fatalf("Cannot create data-dir: %v", err)
 	}
 
-	fmt.Printf("EduBox Agent - node: %s - data-dir: %s\n", *nodeID, *dataDir)
+	fmt.Printf("EduBox Agent v%s - node: %s - data-dir: %s\n", version, *nodeID, *dataDir)
 
 	if *uiEnabled {
 		go startUI(*dataDir, *nodeID, *serverAddr)