refactor: service interface

examples/basic2/go.mod

@@ -41,15 +41,12 @@ require (
 	github.com/go-task/slim-sprig v0.0.0-20210107165309-348f09dbbbc0 // indirect
 	github.com/godbus/dbus/v5 v5.1.0 // indirect
 	github.com/gogo/protobuf v1.3.2 // indirect
-	github.com/golang-migrate/migrate/v4 v4.15.2 // indirect
 	github.com/golang/mock v1.6.0 // indirect
 	github.com/golang/protobuf v1.5.2 // indirect
 	github.com/golang/snappy v0.0.4 // indirect
 	github.com/google/gopacket v1.1.19 // indirect
 	github.com/google/uuid v1.3.0 // indirect
 	github.com/gorilla/websocket v1.5.0 // indirect
-	github.com/hashicorp/errwrap v1.1.0 // indirect
-	github.com/hashicorp/go-multierror v1.1.1 // indirect
 	github.com/hashicorp/golang-lru v0.5.5-0.20210104140557-80c98217689d // indirect
 	github.com/holiman/bloomfilter/v2 v2.0.3 // indirect
 	github.com/holiman/uint256 v1.2.0 // indirect
@@ -82,7 +79,6 @@ require (
 	github.com/mattn/go-isatty v0.0.16 // indirect
 	github.com/mattn/go-pointer v0.0.1 // indirect
 	github.com/mattn/go-runewidth v0.0.9 // indirect
-	github.com/mattn/go-sqlite3 v1.14.15 // indirect
 	github.com/matttproud/golang_protobuf_extensions v1.0.2-0.20181231171920-c182affec369 // indirect
 	github.com/miekg/dns v1.1.50 // indirect
 	github.com/mikioh/tcpinfo v0.0.0-20190314235526-30a79bb1804b // indirect

examples/basic2/main.go

@@ -44,7 +44,7 @@ func main() {
 
 	ctx := context.Background()
 
-	wakuNode, err := node.New(ctx,
+	wakuNode, err := node.New(
 		node.WithPrivateKey(prvKey),
 		node.WithHostAddress(hostAddr),
 		node.WithNTP(),
@@ -55,7 +55,7 @@ func main() {
 		return
 	}
 
-	if err := wakuNode.Start(); err != nil {
+	if err := wakuNode.Start(ctx); err != nil {
 		log.Error(err)
 		return
 	}