diff --git a/Makefile b/Makefile
index 22b6098..d613b2e 100644
--- a/Makefile
+++ b/Makefile
@@ -1,20 +1,39 @@
 BIN_DIR := $(shell pwd)/bin
-
-# Tool versions
-MDBOOK_VERSION = 0.4.35
-MDBOOK := $(BIN_DIR)/mdbook
+HELM_VERSION := 3.14.3
+KIND_VERSION := 0.22.0
 
 # Test tools
-STATICCHECK = $(BIN_DIR)/staticcheck
+HELM := $(BIN_DIR)/helm
+STATICCHECK := $(BIN_DIR)/staticcheck
 
 .PHONY: all
-all: test
+all: help
+
+##@ Basic
 
-.PHONY: book
-book: $(MDBOOK)
-	rm -rf docs/book
-	cd docs; $(MDBOOK) build
+.PHONY: help
+help: ## Display this help
+	@awk 'BEGIN {FS = ":.*##"; printf "\nUsage:\n  make \033[36m<target>\033[0m\n"} /^[a-zA-Z_0-9-]+:.*?##/ { printf "  \033[36m%-15s\033[0m %s\n", $$1, $$2 } /^##@/ { printf "\n\033[1m%s\033[0m\n", substr($$0, 5) } ' $(MAKEFILE_LIST)
 
+.PHONY: setup
+setup: $(HELM) ## Install necessary tools
+	GOBIN=$(BIN_DIR) go install sigs.k8s.io/kind@v$(KIND_VERSION)
+	$(HELM) repo add cilium https://helm.cilium.io/
+	$(HELM) repo update cilium
+
+$(HELM):
+	mkdir -p $(BIN_DIR)
+	wget -qO - https://get.helm.sh/helm-v$(HELM_VERSION)-linux-amd64.tar.gz | tar zx -O linux-amd64/helm > $@
+	chmod +x $@
+
+.PHONY: build
+build:
+	mkdir -p $(BIN_DIR)
+	go build -o $(BIN_DIR)/cilium-policy main.go
+
+.PHONY: clean
+clean:
+	rm -rf $(BIN_DIR)
 
 .PHONY: test
 test:
@@ -30,13 +49,8 @@ test-go: test-tools
 	go test -race -v ./...
 	go vet ./...
 
-
 ##@ Tools
 
-$(MDBOOK):
-	mkdir -p bin
-	curl -fsL https://github.com/rust-lang/mdBook/releases/download/v$(MDBOOK_VERSION)/mdbook-v$(MDBOOK_VERSION)-x86_64-unknown-linux-gnu.tar.gz | tar -C bin -xzf -
-
 .PHONY: test-tools
 test-tools: $(STATICCHECK)
 
diff --git a/README.md b/README.md
index 23bd1c6..55bd4d4 100644
--- a/README.md
+++ b/README.md
@@ -3,8 +3,8 @@
 [![PkgGoDev](https://pkg.go.dev/badge/github.com/cybozu-go/cilium-policy-viewer?tab=overview)](https://pkg.go.dev/github.com/cybozu-go/cilium-policy-viewer?tab=overview)
 [![Go Report Card](https://goreportcard.com/badge/github.com/cybozu-go/cilium-policy-viewer)](https://goreportcard.com/report/github.com/cybozu-go/cilium-policy-viewer)
 
-Template repository for Neco
-============================
+Cilium Policy Viewer
+====================
 
 **Project Status**: Initial development
 
diff --git a/cmd/dump.go b/cmd/dump.go
new file mode 100644
index 0000000..c47f6bc
--- /dev/null
+++ b/cmd/dump.go
@@ -0,0 +1,23 @@
+package cmd
+
+import (
+	"fmt"
+
+	"github.com/spf13/cobra"
+)
+
+var dumpCmd = &cobra.Command{
+	Use:   "dump",
+	Short: "dump endpoint status",
+	Long:  `Dump endpoint status`,
+
+	Args: cobra.ExactArgs(1),
+	RunE: func(cmd *cobra.Command, args []string) error {
+		fmt.Println("Hello")
+		return nil
+	},
+}
+
+func init() {
+	rootCmd.AddCommand(dumpCmd)
+}
diff --git a/cmd/root.go b/cmd/root.go
new file mode 100644
index 0000000..0ddc1aa
--- /dev/null
+++ b/cmd/root.go
@@ -0,0 +1,17 @@
+package cmd
+
+import (
+	"fmt"
+	"os"
+
+	"github.com/spf13/cobra"
+)
+
+var rootCmd = &cobra.Command{}
+
+func Execute() {
+	if err := rootCmd.Execute(); err != nil {
+		fmt.Println(err)
+		os.Exit(1)
+	}
+}
diff --git a/e2e/Makefile b/e2e/Makefile
new file mode 100644
index 0000000..8285cb3
--- /dev/null
+++ b/e2e/Makefile
@@ -0,0 +1,27 @@
+CILIUM_VERSION := 1.15.3
+
+BIN_DIR := $(shell pwd)/../bin
+HELM := $(BIN_DIR)/helm
+KIND := $(BIN_DIR)/kind
+
+##@ Basic
+
+.PHONY: help
+help: ## Display this help
+	@awk 'BEGIN {FS = ":.*##"; printf "\nUsage:\n  make \033[36m<target>\033[0m\n"} /^[a-zA-Z_0-9-]+:.*?##/ { printf "  \033[36m%-15s\033[0m %s\n", $$1, $$2 } /^##@/ { printf "\n\033[1m%s\033[0m\n", substr($$0, 5) } ' $(MAKEFILE_LIST)
+
+##@ Environment
+
+.PHONY: start
+start:
+	docker pull quay.io/cilium/cilium:v$(CILIUM_VERSION)
+	$(KIND) create cluster --config cluster.yaml
+	$(KIND) load docker-image quay.io/cilium/cilium:v$(CILIUM_VERSION)
+	$(HELM) install cilium cilium/cilium --version $(CILIUM_VERSION) \
+		--namespace kube-system \
+		--set image.pullPolicy=IfNotPresent \
+		--set ipam.mode=kubernetes
+
+.PHONY: stop
+stop:
+	$(KIND) delete cluster
diff --git a/e2e/cluster.yaml b/e2e/cluster.yaml
new file mode 100644
index 0000000..31f1ab9
--- /dev/null
+++ b/e2e/cluster.yaml
@@ -0,0 +1,9 @@
+kind: Cluster
+apiVersion: kind.x-k8s.io/v1alpha4
+nodes:
+  - role: control-plane
+  - role: worker
+  - role: worker
+  - role: worker
+networking:
+  disableDefaultCNI: true
diff --git a/go.mod b/go.mod
new file mode 100644
index 0000000..b38ab65
--- /dev/null
+++ b/go.mod
@@ -0,0 +1,10 @@
+module github.com/cybozu-go/cilium-policy-viewer
+
+go 1.22.1
+
+require github.com/spf13/cobra v1.8.0
+
+require (
+	github.com/inconshreveable/mousetrap v1.1.0 // indirect
+	github.com/spf13/pflag v1.0.5 // indirect
+)
diff --git a/go.sum b/go.sum
new file mode 100644
index 0000000..d0e8c2c
--- /dev/null
+++ b/go.sum
@@ -0,0 +1,10 @@
+github.com/cpuguy83/go-md2man/v2 v2.0.3/go.mod h1:tgQtvFlXSQOSOSIRvRPT7W67SCa46tRHOmNcaadrF8o=
+github.com/inconshreveable/mousetrap v1.1.0 h1:wN+x4NVGpMsO7ErUn/mUI3vEoE6Jt13X2s0bqwp9tc8=
+github.com/inconshreveable/mousetrap v1.1.0/go.mod h1:vpF70FUmC8bwa3OWnCshd2FqLfsEA9PFc4w1p2J65bw=
+github.com/russross/blackfriday/v2 v2.1.0/go.mod h1:+Rmxgy9KzJVeS9/2gXHxylqXiyQDYRxCVz55jmeOWTM=
+github.com/spf13/cobra v1.8.0 h1:7aJaZx1B85qltLMc546zn58BxxfZdR/W22ej9CFoEf0=
+github.com/spf13/cobra v1.8.0/go.mod h1:WXLWApfZ71AjXPya3WOlMsY9yMs7YeiHhFVlvLyhcho=
+github.com/spf13/pflag v1.0.5 h1:iy+VFUOCP1a+8yFto/drg2CJ5u0yRoB7fZw3DKv/JXA=
+github.com/spf13/pflag v1.0.5/go.mod h1:McXfInJRrz4CZXVZOBLb0bTZqETkiAhM9Iw0y3An2Bg=
+gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=
+gopkg.in/yaml.v3 v3.0.1/go.mod h1:K4uyk7z7BCEPqu6E+C64Yfv1cQ7kz7rIZviUmN+EgEM=
diff --git a/main.go b/main.go
new file mode 100644
index 0000000..5a8ab97
--- /dev/null
+++ b/main.go
@@ -0,0 +1,9 @@
+package main
+
+import (
+	"github.com/cybozu-go/cilium-policy-viewer/cmd"
+)
+
+func main() {
+	cmd.Execute()
+}