Fix timechain and initial txo

Author: RafaDevTech

src/bitcoin/timechain.js

@@ -99,5 +99,6 @@ class DLC {
   }
 
   printContractDetails() {
-    console.log('Contract ID:', this.contractId
-
+    console.log('Contract ID:', this.contractId)
+  };
+}

src/bitcoin/txo.js

@@ -0,0 +1,36 @@
+const { Transaction, UTXO, Input, Output } = require('bitcoinjs-lib');
+
+module.exports = {
+  Transaction,
+  UTXO,
+  Input,
+  Output
+};
+
+const tx = new Transaction();
+tx.Inputs.push(new Input());
+tx.Outputs.push(new Output());
+
+console.log(tx);
+
+const tx2 = Transaction.fromHex(tx.toHex());
+console.log(tx2);
+
+const tx3 = Transaction.fromBuffer(tx.toBuffer());
+console.log(tx3);
+
+const tx4 = Transaction.fromObject(tx.toObject());
+console.log(tx4);
+
+const tx5 = Transaction.fromTransaction(tx);
+console.log(tx5);
+
+const tx6 = Transaction.fromTransaction(tx, true);
+console.log(tx6);
+
+const tx7 = Transaction.fromTransaction(tx, false, true);
+console.log(tx7);
+
+const tx8 = Transaction.fromTransaction(tx, true, true);
+
+console.log(tx8);