Add Go snippets

snippets/go/send_payment.go

@@ -0,0 +1,23 @@
+package example
+
+import (
+	"log"
+
+	"github.com/breez/breez-sdk-go/breez_sdk"
+)
+
+func SendPayment() {
+	// ANCHOR: send-payment
+	bolt11 := "bolt11 invoice"
+	// The `amountMsat` param is optional and should only passed if the bolt11 doesn't specify an amount.
+	// The amountMsat is required in case an amount is not specified in the bolt11 invoice'.
+	amountMsat := uint64(3_000_000)
+	sendPaymentRequest := breez_sdk.SendPaymentRequest{
+		Bolt11:     bolt11,
+		AmountMsat: &amountMsat,
+	}
+	if response, err := sdk.SendPayment(sendPaymentRequest); err == nil {
+		log.Printf("%#v", response)
+	}
+	// ANCHOR_END: send-payment
+}