feat: Lane Options (#272)

* init

* lint

* update mock

* cr

* readme nit

tests/app/app.go

@@ -43,6 +43,7 @@ import (
 
 	"github.com/skip-mev/block-sdk/abci"
 	"github.com/skip-mev/block-sdk/block"
+	"github.com/skip-mev/block-sdk/block/base"
 	"github.com/skip-mev/block-sdk/lanes/mev"
 	auctionkeeper "github.com/skip-mev/block-sdk/x/auction/keeper"
 	blocksdkkeeper "github.com/skip-mev/block-sdk/x/blocksdk/keeper"
@@ -248,9 +249,18 @@ func New(
 	app.App.SetAnteHandler(anteHandler)
 
 	// Set the ante handler on the lanes.
-	mevLane.SetAnteHandler(anteHandler)
-	freeLane.SetAnteHandler(anteHandler)
-	defaultLane.SetAnteHandler(anteHandler)
+	opt := []base.LaneOption{
+		base.WithAnteHandler(anteHandler),
+	}
+	mevLane.WithOptions(
+		opt...,
+	)
+	freeLane.WithOptions(
+		opt...,
+	)
+	defaultLane.WithOptions(
+		opt...,
+	)
 
 	// Step 6: Create the proposal handler and set it on the app. Now the application
 	// will build and verify proposals using the Block SDK!

tests/app/lanes.go

@@ -13,7 +13,7 @@ import (
 // we create three separate lanes - MEV, Free, and Default - and then return them.
 //
 // NOTE: Application Developers should closely replicate this function in their own application.
-func CreateLanes(app *TestApp) (*mevlane.MEVLane, *freelane.FreeLane, *defaultlane.DefaultLane) {
+func CreateLanes(app *TestApp) (*mevlane.MEVLane, *base.BaseLane, *base.BaseLane) {
 	// 1. Create the signer extractor. This is used to extract the expected signers from
 	// a transaction. Each lane can have a different signer extractor if needed.
 	signerAdapter := signerextraction.NewDefaultAdapter()