fix: allow starting with no node synced

pkg/app/run.go

@@ -206,7 +206,7 @@ func logLevelFromString(level string) zerolog.Level {
 func createNodePool(ctx context.Context, nodes []string) (*rpc.Pool, error) {
 	rpcNodes := make([]*rpc.Node, len(nodes))
 	for i, endpoint := range nodes {
-		ctx, cancel := context.WithTimeout(ctx, 5*time.Second)
+		ctx, cancel := context.WithTimeout(ctx, 30*time.Second)
 		defer cancel()
 
 		client, err := http.New(endpoint, "/websocket")
@@ -234,20 +234,13 @@ func createNodePool(ctx context.Context, nodes []string) (*rpc.Pool, error) {
 		}
 	}
 
-	var rpcNode *rpc.Node
 	var chainID string
 	for _, node := range rpcNodes {
 		if chainID == "" {
 			chainID = node.ChainID()
 		} else if chainID != node.ChainID() && node.ChainID() != "" {
 			return nil, fmt.Errorf("nodes are on different chains: %s != %s", chainID, node.ChainID())
 		}
-		if node.IsSynced() {
-			rpcNode = node
-		}
-	}
-	if rpcNode == nil {
-		return nil, fmt.Errorf("no nodes synced")
 	}
 
 	return rpc.NewPool(chainID, rpcNodes), nil