fix offline mode initialization for solo play

cmd/client/main.go

@@ -875,6 +875,7 @@ func (g *Game) resetForNewGame() {
 	g.lastRecvSeq = 0
 
 	// Spieler-State zurücksetzen
+	g.isOffline = false
 	g.scoreSubmitted = false
 	g.lastStatus = ""
 	g.correctionCount = 0

cmd/client/offline_logic.go

@@ -113,7 +113,6 @@ func (g *Game) spawnOfflineChunk(atX float64) {
 	var pool []string
 	for id := range g.world.ChunkLibrary {
 		if id != "start" {
-			pool = append(pool)
 			pool = append(pool, id)
 		}
 	}

cmd/client/wasm_bridge.go

@@ -36,11 +36,11 @@ func (g *Game) setupJavaScriptBridge() {
 		g.savePlayerName(playerName)
 
 		if mode == "solo" {
-			// Solo Mode - Auto-Start wartet auf Server
-			g.roomID = fmt.Sprintf("solo_%d", time.Now().UnixNano())
+			// Solo Mode - Jetzt standardmäßig OFFLINE
 			g.isHost = true
-			g.appState = StateLobby // Warte auf Server Auto-Start
-			log.Printf("🎮 Solo-Spiel gestartet: %s (warte auf Server)", playerName)
+			g.startOfflineGame()
+			log.Printf("🎮 Solo-Spiel OFFLINE gestartet: %s", playerName)
+			return nil
 		} else if mode == "coop" && len(args) >= 5 {
 			// Co-op Mode - in die Lobby
 			roomID := args[2].String()