diff --git a/.envrc.sample b/.envrc.sample
index b2754be..2179a77 100644
--- a/.envrc.sample
+++ b/.envrc.sample
@@ -1 +1,3 @@
-export GITHUB_ACCESS_TOKEN=
+export KUNITORI_GITHUB_ACCESS_TOKEN=
+export KUNITORI_USE_GIT_COMMAND=
+export KUNITORI_SKIP_REQUEST_GITHUB_API=
diff --git a/.github/workflows/check.yml b/.github/workflows/check.yml
new file mode 100644
index 0000000..4be294d
--- /dev/null
+++ b/.github/workflows/check.yml
@@ -0,0 +1,55 @@
+name: Check
+
+on: pull_request
+
+jobs:
+  build:
+    timeout-minutes: 5
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v3
+
+      - uses: actions/setup-go@v3
+        with:
+          go-version: 1.19
+
+      - run: make build
+
+  fmt:
+    timeout-minutes: 5
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v3
+
+      - uses: actions/setup-go@v3
+        with:
+          go-version: 1.19
+
+      - run: make fmt
+
+  vet:
+    timeout-minutes: 5
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v3
+
+      - uses: actions/setup-go@v3
+        with:
+          go-version: 1.19
+
+      - run: make vet
+
+  test:
+    timeout-minutes: 10
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v3
+        with:
+          submodules: recursive
+          fetch-depth: 0
+
+      - uses: actions/setup-go@v3
+        with:
+          go-version: 1.19
+
+      - run: make test
diff --git a/.github/workflows/release.yml b/.github/workflows/release.yml
new file mode 100644
index 0000000..e375d94
--- /dev/null
+++ b/.github/workflows/release.yml
@@ -0,0 +1,26 @@
+name: Release
+
+on:
+  push:
+    tags:
+      - 'v*'
+
+jobs:
+  release:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v3
+        with:
+          fetch-depth: 0
+
+      - uses: actions/setup-go@v3
+        with:
+          go-version: 1.19
+
+      - uses: goreleaser/goreleaser-action@v4
+        with:
+          distribution: goreleaser
+          version: latest
+          args: release --rm-dist
+        env:
+          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
diff --git a/.gitignore b/.gitignore
index 30b3c74..1460bd0 100644
--- a/.gitignore
+++ b/.gitignore
@@ -27,5 +27,7 @@ go.work
 # End of https://www.toptal.com/developers/gitignore/api/go
 
 .envrc
-/chart.html
-/generate.json
+/*.html
+/*.json
+/kunitori
+dist/
diff --git a/.goreleaser.yml b/.goreleaser.yml
new file mode 100644
index 0000000..1f68ab4
--- /dev/null
+++ b/.goreleaser.yml
@@ -0,0 +1,26 @@
+builds:
+  - env:
+      - CGO_ENABLED=0
+    goos:
+      - linux
+      - windows
+      - darwin
+    main: ./cmd/kunitori
+    binary: kunitori
+    ldflags:
+      - -s -w
+      - -X main.Version={{.Version}}
+      - -X main.ShortCommit={{.ShortCommit}}
+archives:
+  - replacements:
+      darwin: Darwin
+      linux: Linux
+      windows: Windows
+      386: i386
+      amd64: x86_64
+checksum:
+  name_template: 'checksums.txt'
+snapshot:
+  name_template: "{{ incpatch .Version }}-next"
+changelog:
+  skip: true
diff --git a/Makefile b/Makefile
index 255a6a3..ac2fc40 100644
--- a/Makefile
+++ b/Makefile
@@ -10,7 +10,7 @@ testall:
 
 .PHONY: build
 build:
-	go build -o ./bin/kunitori -v ./cmd/kunitori/
+	go build -v ./cmd/kunitori/
 
 .PHONY: fmt
 fmt:
diff --git a/bin/.gitignore b/bin/.gitignore
deleted file mode 100644
index d6b7ef3..0000000
--- a/bin/.gitignore
+++ /dev/null
@@ -1,2 +0,0 @@
-*
-!.gitignore
diff --git a/cmd/kunitori/main.go b/cmd/kunitori/main.go
index 474639b..9febf58 100644
--- a/cmd/kunitori/main.go
+++ b/cmd/kunitori/main.go
@@ -15,6 +15,11 @@ import (
 	"time"
 )
 
+var (
+	Version     = "unset"
+	ShortCommit = "unset"
+)
+
 type arrayFlags []string
 
 func (i *arrayFlags) String() string {
@@ -31,9 +36,14 @@ func main() {
 		log.SetOutput(io.Discard)
 	}
 
-	defaultHelpMessage := `Kunitori
-- generate	...	generate chart
-`
+	defaultHelpMessage := fmt.Sprintf(`Kunitori (国盗り)
+
+Version: %v
+Commit: %v
+
+SubCommands:
+	generate	...	generate Kunitori chart
+`, Version, ShortCommit)
 
 	if len(os.Args) < 2 {
 		fmt.Print(defaultHelpMessage)
@@ -47,7 +57,7 @@ func main() {
 		generateJson := generateCmd.Bool("json", false, "export as json format")
 		generateUrl := generateCmd.String("url", "", "repository url")
 		generatePath := generateCmd.String("path", "", "repository path")
-		generateRegion := generateCmd.String("region", "JP", "chart region (default: JP)")
+		generateRegion := generateCmd.String("region", "JP", "chart region")
 		generateSince := generateCmd.String(
 			"since",
 			"",
@@ -61,12 +71,12 @@ func main() {
 		generateInterval := generateCmd.Duration(
 			"interval",
 			time.Hour*24*30,
-			"commit pick interval (default: 30 days)",
+			"commit pick interval",
 		)
 		generateLimit := generateCmd.Int(
 			"limit",
 			12,
-			fmt.Sprintf("commit pick limit (default: 12, max: %v)", pkg.SearchCommitMaxLimit),
+			"commit pick limit",
 		)
 
 		var filters arrayFlags
diff --git a/pkg/github.go b/pkg/github.go
index 5c6f66b..2fb3900 100644
--- a/pkg/github.go
+++ b/pkg/github.go
@@ -12,7 +12,7 @@ import (
 	"time"
 )
 
-const GitHubAccessTokenKey = "GITHUB_ACCESS_TOKEN"
+const GitHubAccessTokenKey = "KUNITORI_GITHUB_ACCESS_TOKEN"
 const KunitoriSkipRequestGitHubApi = "KUNITORI_SKIP_REQUEST_GITHUB_API"
 
 func FindLoginByEmail(email string) (string, error) {